Document:

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                                                                 EXHIBIT 10(xvi)
                                                                 ---------------

                             RETIREMENT AGREEMENT
                             --------------------

     UDR WESTERN RESIDENTIAL, INC., and UNITED DOMINION REALTY TRUST, INC.,
their affiliates, subsidiaries, divisions, successors and assigns and the
employees, officers, directors and agents thereof (collectively referred to
throughout this Retirement Agreement as the "Company"), and JOHN S. SCHNEIDER
(the "Executive") agree that:

1.   Termination of Employment Agreement. The Executive agrees that the
     -----------------------------------
Employment Agreement dated as of December 8, 1998, as amended by Amendment to
Employment Agreement dated as of December 5, 2000 (the "Employment Agreement")
is hereby terminated based upon the terms and conditions contained in this
Retirement Agreement.

2.   Agreements of Company.  In consideration for signing this Retirement
     ---------------------
Agreement and compliance with the promises made herein, the Company agrees:

     a.   To continue the employment of the Executive through March 20, 2001 at
          an annual salary of $330,000.

     b.   To pay the Executive two times his base salary, or $660,000, less
          lawful deductions, by March 31, 2001.

     c.   To pay the Executive two years of Average Annual Incentive
          Compensation, for a total of $145,520, by March 31, 2001.

     d.   To pay the Executive $12,693.00, less lawful deductions, for accrued
          vacation, by March 31, 2001.

     e.   To pay the Executive $12,627.60 to purchase comparable benefits for a
          two year period by March 31, 2001.

     f.   That all unvested stock options shall vest immediately and shall be
          exercisable for a ten year period from the date of grant. A report of
          the status of the Executive's stock options is attached as Exhibit A.

     g.   To continue to guaranty the note made by the Executive to Crestar
          Bank, now SunTrust (the "SunTrust Notes") dated as of (i) June 24,
          1999 in the original principal amount of $600,524.10, and (ii) October
          1, 1999 in the original principal amount of $898,150.26, except as
          provided pursuant to paragraph 3(c) of this Retirement Agreement until
          June 24, 2004.

                                      -1-
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     h.   To purchase the Executive's interest in UDR Trillium Holdings, Inc.
          for $5,220.34 on or before March 31, 2001.

     i.   To be paid a prorated payout of any value in the Shareholder Value
          Plan for 1999 and 2000, if any, as of the termination of employment by
          March 31, 2001.

     j.   That Realeum, Inc. has accelerated vesting of his restricted shares in
          Realeum, Inc.

3.   Agreements of the Executive. In consideration of signing this Retirement
     ---------------------------
     Agreement and the promises contained herein, the Executive agrees as
     follows:

     a.   To resign as Senior Executive Vice President and Chief Operating
          Officer of the Company no later than March 31, 2001, and to resign
          from the Board of Directors of the Company no later than May 8, 2001.

     b.   To continue to provide service to the Company as advisory or
          consulting services to the Company as provided by paragraph 4(f) of
          the Employment Agreement for a period of one (1) year after
          termination of employment and if such advisory or consulting services
          exceed 10 hours per month after the first two (2) months, to provide
          such services as reasonably requested for a reasonable fee, plus out
          of pocket expenses.

     c.   To continue to make timely payments on the SunTrust Notes, and if the
          Executive fails to make such timely payments, the Company's obligation
          under paragraph 2(g) shall automatically terminate.

     d.   To sell his interest in UDR Trillium Holdings, Inc., as provided by
          paragraph 2(h).

     e.   To pay amounts outstanding under the Company's 1991Stock Purchase and
          Loan Plan by April 20, 2001. The amount necessary to pay the loan in
          full as of March 1, 2001, is $153,972.00 plus $29.53 per day for
          interest each day thereafter until paid.

     f.   That during his employment by the Company he was exposed to and
          learned a substantial amount of information which is proprietary and
          confidential to the Company, whether or not he developed or created
          such information. The Executive acknowledges that such proprietary and
          confidential information may include, but is not limited to, trade
          secrets; acquisition or merger information; advertising and
          promotional programs; resource or developmental projects; plans or
          strategies for future business development; financial or statistical
          data; customer information, including, but not limited to, customer
          lists, sales records, account records, sales and marketing programs,
          pricing matters, and strategies and reports; and any Company manuals,
          forms, techniques, and other business procedures or methods, devices,

                                      -2-
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          computer software or matters of any kind relating to or with respect
          to any confidential program or projects of the Company, or any other
          information of a similar nature made available to the Executive and
          not known in the trade in which the Company is engaged, which, if
          misused or disclosed, could adversely affect the business or standing
          of the Company. Confidential Information shall not include information
          that is generally known or generally available to the public through
          no fault of the Executive. The Executive agrees that except as
          required by law, he will not at any time divulge to any person,
          agency, institution, company or other entity any information which he
          knows or has reason to believe is proprietary or confidential to the
          Company, including but not limited to the types of information
          described above, or use such information to the competitive
          disadvantage of the Company. The Executive agrees that his duties and
          obligations under this paragraph 3(f) continue until March 20, 2002 or
          as long as the Confidential Information remains proprietary or
          confidential to the Company.

     g.   That the Executive shall not, directly or indirectly, hire or solicit
          any employee of the Company employed at the time of his termination,
          or encourage any such employee to leave such employment until March
          20, 2002.

4.   General Release of Claim. Except with respect to the Company's obligations
     ------------------------
as to this Agreement, the Executive knowingly and voluntarily releases and
forever discharges the Company of, and from, any and all claims, known and
unknown, against the Company, which the Executive, his heirs, executors,
administrators, successors, and assigns (referenced to collectively throughout
this Retirement Agreement as the "Executive") have or may have as of the date of
execution of this Retirement Agreement. The Executive also acknowledges the
releases on Exhibit B, which are incorporated herein and made a part hereof.

5.   Default; Remedy. If the Executive fails to comply with any of the covenants
     ---------------
contained in this Retirement Agreement which is not cured within 30 days after
written notice, the Company may (i) terminate the payment of any remaining cash;
or (ii) terminate the guaranty of the SunTrust Notes. Exercise of one remedy
does not constitute a waiver of the exercise of another remedy.

6.   Governing Law and Interpretation. This Retirement Agreement shall be
     --------------------------------
governed and conformed in accordance with the laws of the Commonwealth of
Virginia without regard to its conflict of laws provision. Should any provision
of this Retirement Agreement be declared illegal or unenforceable by any court
of competent jurisdiction and cannot be modified to be enforceable, such
provision shall immediately become null and void, leaving the remainder of this
Retirement Agreement in full force and effect.

7.   Entire Agreement. This Retirement Agreement sets forth the entire
     ----------------
     agreement between the parties hereto and fully supersedes any prior
     agreements or understandings between the parties.

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         IN WITNESS WHEREOF, the parties hereto knowingly and voluntarily
executed this Retirement Agreement as of the date set forth below:

                                              ________________________________
                                              John S. Schneider

                                              Date:___________________________

                                              UDR WESTERN RESIDENTIAL, INC.

                                              By:___________________________
                                              Name:
                                              Title:

                                              Date:_________________________

                                              UNITED DOMINION REALTY TRUST, INC.

                                              By:  _________________________
                                              Name:
                                              Title:

                                              Date:_________________________

                                      -4-
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                                   EXHIBIT A

                                                                    Date Last
         Grant Date                  Options            Price      Exercisable
         ----------                  -------            -----      -----------
         10/02/97                     30,000            $15.375     10/02/07
         12/09/97                     40,000            $14.250     12/09/07
         12/08/98                    150,000            $10.875     12/08/08
         12/21/99                    120,000            $ 9.625     12/21/09
                                     -------

                                     340,000

                                      -5-
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                                   EXHIBIT B

                                GENERAL RELEASE

     1.   Consideration.  The Executive understands and agrees that he would
          -------------
not receive the monies and/or benefits specified in this Retirement Agreement,
except for his execution of this Retirement Agreement and General Release and
the fulfillment of the promises contained herein.

     2.   Revocation. The Executive may revoke this Retirement Agreement and
          ----------
General Release for a period of seven (7) calendar days following the day he
executes this Retirement Agreement and General Release. Any revocation within
this period must be submitted, in writing, to the Company and state, "I hereby
revoke my acceptance of our Retirement Agreement and General Release." The
revocation must be personally delivered or mailed to the Company to the
attention of the General Counsel and postmarked within seven (7) calendar days
of execution of this Retirement Agreement and General Release. This Retirement
Agreement and General Release shall not become effective or enforceable until
the revocation period has expired. If the last day of the revocation period is a
Saturday, Sunday, or legal holiday in the Commonwealth of Virginia, then the
revocation period shall not expire until the next following day which is not a
Saturday, Sunday, or legal holiday.

     3.   General Release of Claim. The Executive knowingly and voluntarily
          ------------------------
releases and forever discharges Employer of and from any and all claims, known
and unknown, against Employer, which the Executive, his heirs, executors,
administrators, successors, and assigns (referred to collectively throughout
this Retirement Agreement as the "Executive") have or may have as of the date of
execution of this Retirement Agreement and General Release, including, but not
limited to, any alleged violation of:

     .  The National Labor Relations Act, as amended;
     .  Title VII of the Civil Rights Act of 1964, as amended;
     .  The Civil Rights Act of 1991;
     .  Sections 1981 through 1988 of Title 42 of the United States Code, as
        amended;
     .  The Employee Retirement Income Security Act of 1974, as amended;
     .  The Immigration Reform Control Act, as amended;
     .  The Americans with Disabilities Act of 1990, as amended;
     .  The Age Discrimination in Employment Act of 1967, as amended;
     .  The Fair Labor Standards Act, as amended;
     .  The Occupational Safety and Health Act, as amended;
     .  The Family and Medical Leave Act of 1993;
     .  The Virginia Civil Rights Act, as amended;
     .  The Virginia Minimum Wage Law, as amended;
     .  Equal Pay Law for Virginia, as amended;

                                      -6-
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     .  Any other federal, state or local civil or human rights law or any other
        local, state or federal law, regulation or ordinance;
     .  Any public policy, contract, tort, or common law; or
     .  Any allegation for costs, fees, or other expenses including attorneys'
        fees incurred in these matters.

     4.   No Claims Exist. The Executive confirms that he has not filed, caused
          ---------------
to be filed, or is a party to any claim, charge, complaint or action against
Employer in any forum or form. In the event that any such claim, charge,
complaint or action is filed and the Executive obtains a judgment, it is the
intent of the parties that all payments made to the Executive hereunder shall be
offset against any judgment he obtains. The Executive further confirms that he
has no known workplace injuries.

     THE EXECUTIVE HAS BEEN ADVISED THAT HE HAS AT LEAST TWENTY-ONE (21)
CALENDAR DAYS TO CONSIDER THIS RETIREMENT AGREEMENT AND GENERAL RELEASE AND HAS
BEEN ADVISED IN WRITING TO CONSULT WITH AN ATTORNEY PRIOR TO EXECUTION OF THIS
RETIREMENT AGREEMENT AND GENERAL RELEASE.

     THE EXECUTIVE AGREES THAT ANY MODIFICATIONS, MATERIAL OR OTHERWISE, MADE TO
THIS RETIREMENT AGREEMENT AND GENERAL RELEASE DO NOT RESTART OR AFFECT IN ANY
MANNER THE ORIGINAL TWENTY-ONE (21) CALENDAR DAY CONSIDERATION PERIOD. HAVING
ELECTED TO EXECUTE THIS RETIREMENT AGREEMENT AND GENERAL RELEASE, TO FULFILL THE
PROMISES SET FORTH HEREIN AND TO RECEIVE THEREBY THE SUMS AND BENEFITS SET FORTH
IN THIS RETIREMENT AGREEMENT AND GENERAL RELEASE, THE EXECUTIVE FREELY AND
KNOWINGLY, AND AFTER DUE CONSIDERATION, ENTERS INTO THIS RETIREMENT AGREEMENT
AND GENERAL RELEASE INTENDING TO WAIVE, SETTLE AND RELEASE ALL CLAIMS HE HAS OR
MIGHT HAVE AGAINST THE COMPANY.

Date________________________                      _____________________________
                                                  John S. Schneider

                                      -7-<PAGE>

                                                                EXHIBIT 10(xvii)
                                                                ----------------

                        EMPLOYMENT SEPARATION AGREEMENT
                        -------------------------------

     UNITED DOMINION REALTY TRUST, INC., its affiliates, subsidiaries,
divisions, successors and assigns and the employees, officers, directors and
agents thereof (collectively referred to throughout this Separation Agreement as
the "Company"), and A. WILLIAM HAMILL (the "Executive") agree that:

1.   Termination of Employment Agreement. The Company and Executive agree that
     -----------------------------------
the Employment Agreement dated as of September 30, 1999, as amended by Amendment
to Employment Agreement dated as of December 5, 2000 (the "Employment
Agreement") is hereby terminated based upon the terms and conditions contained
in this Separation Agreement. Defined terms herein shall have the same meanings
as in the Employment Agreement.

2.   Agreements of Company.  In consideration for signing this Separation
     ---------------------
Agreement and compliance with the promises made herein, the Company agrees:

     a.   To continue the employment of the Executive through May 31, 2001 at
          the Executive's current annual base salary of $300,000 per annum and
          to pay the Executive incentive compensation for the period commencing
          January 1, 2001 through and including the last day of the Executive's
          employment with the Company at the rate of $12,500 per month, with all
          accrued but unpaid amounts paid on the first business day of the month
          following the execution of this Separation Agreement and all other
          amounts paid on the first business day of each month thereafter.

     b.   To pay the Executive two times his base salary, or $600,000, less
          lawful deductions, which shall be paid in a single payment within
          seven (7) days after the last day of the Executive's employment with
          the Company.

     c.   To pay the Executive two years of annual incentive compensation, which
          in the aggregate shall be $180,000, less lawful deductions, which
          shall be paid in a single payment within seven (7) days after the last
          day of the Executive's employment with the Company.

     d.   To pay the Executive $24,000 for two (2) years of health, life, and
          disability benefits in a single payment within seven (7) days after
          the last day of the Executive's employment with the Company.

     e.   To pay the Executive the prorated value of the units, if any, held by
          the Executive in the Shareholder Value Plan (the "SVP") computed in
          accordance with the SVP as though the valuation period ended as of the
          date hereof, in a single payment within seven (7) days after the last
          day of the Executive's employment with the Company.

                                      -1-
<PAGE>

     f.   To allow the Executive ten (10) years from the date of grant to
          exercise vested stock options and to pay the Executive $375,000 for
          unvested stock options in a single payment with seven (7) days after
          the last day of the Executive's employment with the Company.

     g.   To pay the Executive for all accrued but untaken vacation within seven
          (7) days of the last day of the Executive's employment with the
          Company.

3.   Agreements of the Executive.  In consideration for signing this Separation
     ---------------------------
Agreement and the promises contained herein, the Executive agrees as follows:

     a.   To resign as an Executive officer of the Company.

     b.   To provide advisory or consulting services to the Company as it may
          reasonably request, taking into account the Executive's health,
          business commitments, geographical location and other relevant
          circumstance for a period of one (1) year following the last day of
          employment.

     c.   That during his employment by the Company he was exposed to and
          learned a substantial amount of information which is proprietary and
          confidential to the Company, whether or not he developed or created
          such information. The Executive acknowledges that such proprietary and
          confidential information may include, but is not limited to, trade
          secrets; acquisition or merger information; advertising and
          promotional programs; resource or developmental projects; plans or
          strategies for future business development; financial or statistical
          data; customer information, including, but not limited to, customer
          lists, sales records, account records, sales and marketing programs,
          pricing matters, and strategies and reports; and any Company manuals,
          forms, techniques, and other business procedures or methods, devices,
          computer software or matters of any kind relating to or with respect
          to any confidential program or projects of the Company, or any other
          information of a similar nature made available to the Executive and
          not known in the trade in which the Company is engaged, which, if
          misused or disclosed, could adversely affect the business or standing
          of the Company. Confidential Information shall not include information
          that is generally known or generally available to the public through
          no fault of the Executive. The Executive agrees that except as
          required by law, he will not at any time divulge to any person,
          agency, institution, company or other entity any information which he
          knows or has reason to believe is proprietary or confidential to the
          Company, including but not limited to the types of information
          described above, or use such information to the competitive
          disadvantage of the Company. The Executive agrees that his duties and
          obligations under this paragraph 3(c) continue until May 31, 2002 or
          as long as the Confidential Information remains proprietary or
          confidential to the Company.

                                      -2-
<PAGE>

     d.   That the Executive shall not, directly or indirectly, hire or solicit
          any employee of the Company employed at the time of his termination,
          or encourage any such employee to leave such employment until May 31,
          2002.

4.   General Release of Claim. Except for claims for failure to comply with this
     ------------------------
Separation Agreement ("Agreements of Company"), the Executive knowingly and
voluntarily releases and forever discharges the Company of and from any and all
claims, known and unknown, against the Company, which the Executive, his heirs,
executors, administrators, successors, and assigns (referenced to collectively
throughout this Separation Agreement as the "Executive") have or may have as of
the date of execution of this Separation Agreement. The Executive also
acknowledges the releases on Exhibit A, which are incorporated herein and made a
part hereof.

5.   Governing Law and Interpretation. This Separation Agreement shall be
     --------------------------------
governed and conformed in accordance with the laws of the Commonwealth of
Virginia without regard to its conflict of laws provision. Should any provision
of this Separation Agreement be declared illegal or unenforceable by any court
of competent jurisdiction and cannot be modified to be enforceable, such
provision shall immediately become null and void, leaving the remainder of this
Separation Agreement in full force and effect.

6.   Entire Agreement. This Separation Agreement sets forth the entire
     ----------------
agreement between the parties hereto with respect to the subjects herein and
fully supersedes any prior agreements or understandings between the parties
regarding such matters.

     IN WITNESS WHEREOF, the parties hereto knowingly and voluntarily executed
this Separation Agreement as of the date set forth below:

                                     ------------------------------------------
                                     A. William Hamill

                                     Date:_____________________________________

                                     UNITED DOMINION REALTY TRUST, INC.

                                     By:_______________________________________
                                     Name:
                                     Title:
                                     Date:_____________________________________

                                      -3-
<PAGE>

                                   EXHIBIT A
                                   ---------

                                GENERAL RELEASE
                                ---------------

     1.   Consideration.  The Executive understands and agrees that he would
          -------------
not receive the monies and/or benefits specified in this Separation Agreement,
except for his execution of this Separation Agreement and the fulfillment of the
promises contained herein.

     2.   Revocation.  The Executive may revoke this Separation Agreement for a
          ----------
period of seven (7) calendar days following the day he executes this Separation
Agreement. Any revocation within this period must be submitted, in writing, to
the Company and state, "I hereby revoke my acceptance of our Separation
Agreement." The revocation must be personally delivered or mailed to the Company
to the attention of the General Counsel and, if mailed, postmarked within seven
(7) calendar days of execution of this Separation Agreement. This Separation
Agreement shall not become effective or enforceable until the revocation period
has expired. If the last day of the revocation period is a Saturday, Sunday, or
legal holiday in the Commonwealth of Virginia, then the revocation period shall
not expire until the next following day which is not a Saturday, Sunday, or
legal holiday.

     3.   General Release of Claim.  Except for the Agreements of Company, the
          ------------------------
Executive knowingly and voluntarily releases and forever discharges Employer of
and from any and all claims, known and unknown, against Employer, which the
Executive, his heirs, executors, administrators, successors, and assigns
(referred to collectively throughout this Separation Agreement as the
"Executive") have or may have as of the date of execution of this Separation
Agreement, including, but not limited to, any alleged violation of:

     .  The National Labor Relations Act, as amended;
     .  Title VII of the Civil Rights Act of 1964, as amended;
     .  The Civil Rights Act of 1991;
     .  Sections 1981 through 1988 of Title 42 of the United States Code, as
        amended;
     .  The Employee Retirement Income Security Act of 1974, as amended;
     .  The Immigration Reform Control Act, as amended;
     .  The Americans with Disabilities Act of 1990, as amended;
     .  The Age Discrimination in Employment Act of 1967, as amended;
     .  The Fair Labor Standards Act, as amended;
     .  The Occupational Safety and Health Act, as amended;
     .  The Family and Medical Leave Act of 1993;
     .  The Virginia Civil Rights Act, as amended;
     .  The Virginia Minimum Wage Law, as amended;
     .  Equal Pay Law for Virginia, as amended;

                                      -4-
<PAGE>

     .  Any other federal, state or local civil or human rights law or any other
        local, state or federal law, regulation or ordinance;
     .  Any public policy, contract, tort, or common law; or
     .  Any allegation for costs, fees, or other expenses including attorneys'
        fees incurred in these matters.

Notwithstanding the foregoing, this General Release shall not apply to any claim
for failure to comply with this Separation Agreement.

4.   No Claims Exist.  The Executive confirms that he has not filed, caused to
     ---------------
be filed, or is a party to any claim, charge, complaint or action against
Employer in any forum or form. In the event that any such claim, charge,
complaint or action is filed and the Executive obtains a judgment, it is the
intent of the parties that all payments made to the Executive hereunder shall be
offset against any judgment he obtains. The Executive further confirms that he
has no known workplace injuries.

     THE EXECUTIVE HAS BEEN ADVISED THAT HE HAS AT LEAST TWENTY-ONE (21)
CALENDAR DAYS TO CONSIDER THIS SEPARATION AGREEMENT AND HAS BEEN ADVISED IN
WRITING TO CONSULT WITH AN ATTORNEY PRIOR TO EXECUTION OF THIS SEPARATION
AGREEMENT.

     THE EXECUTIVE AGREES THAT ANY MODIFICATIONS, MATERIAL OR OTHERWISE, MADE TO
THIS SEPARATION AGREEMENT DO NOT RESTART OR AFFECT IN ANY MANNER THE ORIGINAL
TWENTY-ONE (21) CALENDAR DAY CONSIDERATION PERIOD. HAVING ELECTED TO EXECUTE
THIS SEPARATION AGREEMENT, TO FULFILL THE PROMISES SET FORTH HEREIN AND TO
RECEIVE THEREBY THE SUMS AND BENEFITS SET FORTH IN THIS SEPARATION AGREEMENT,
THE EXECUTIVE FREELY AND KNOWINGLY, AND AFTER DUE CONSIDERATION, ENTERS INTO
THIS SEPARATION AGREEMENT INTENDING TO WAIVE, SETTLE AND RELEASE ALL CLAIMS HE
HAS OR MIGHT HAVE AGAINST THE COMPANY, EXCEPT FOR THE "AGREEMENTS OF COMPANY."

Date________________________                 __________________________________
                                             A. William Hamill

                                      -5-

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