Document:

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                                                                   EXHIBIT 10.18

                                 PROMISSORY NOTE

$110,000                                                  Chatsworth, California
                                                          April 2, 2001

         SonicPort, Inc., a Nevada corporation ("Debtor"), hereby promises to
pay to the order of ____________ ("LENDER"), in lawful money of the United
States of America, the principal sum of One Hundred Ten Thousand Dollars
($110,000), with interest on the unpaid principal balance from time to time
outstanding at the rate of ten percent (10%) per annum (the "INTEREST RATE")
until paid, commencing on the date hereof. Principal arid interest under this
Promissory Note shall be due at such time as Debtor has raised on a cumulative
basis gross proceeds from financings (debt and/or equity) after the date hereof
of an aggregate of $5,000,000; provided, however, that if such amount has not
been raised by the second anniversary of the date hereof, no payment shall be
due under this Promissory Note.

         The Interest Rate shall be calculated on the basis of a 365-day year
and the actual number of days elapsed. If any interest is determined to be in
excess of the then legal maximum rate, then that portion of each interest
payment representing an amount in excess of the then legal maximum rate shall be
deemed a payment of principal and applied against the principal of the
obligations evidenced by this Promissory Note.

         Debtor hereby waives presentment, demand, notice of dishonor, protest,
notice of protest and all other demands, protests and notices in connection with
the execution, delivery, performance, collection and enforcement of this
Promissory Note. The Debtor shall pay all costs of collection when incurred,
including reasonable attorneys' fees, costs and expenses.

         This Promissory Note is being delivered in, is intended to be performed
in, shall be construed and interpreted in accordance with, and be governed by
the internal laws of, the State of California, without regard to principles of
conflict of laws.

         This Promissory Note may only be amended, modified or terminated by an
agreement in writing signed by the party to be charged. This Promissory Note
shall be binding upon the heirs, executors, administrators, successors and
assigns of the Debtor and inure to the benefit of Lender and its permitted
successors, endorsees and assigns. This Promissory Note shall not be transferred
without the express written consent of Lender, provided that if Lender consents
to any such transfer or if notwithstanding the foregoing such a transfer occurs,
then the provisions of this Promissory Note shall inure to the benefit of and be
binding upon any successor to Debtor and shall be extended to any holder
thereof.

                                        SONICPORT, INC., a Nevada corporation

                                        By:
                                           ------------------------------------
                                             Name:
                                             Title:<PAGE>

                                                                   EXHIBIT 10.19

                                 PROMISSORY NOTE

U.S. $______________                                     Los Angeles, California
                                                         ___________, 200_

         1. FOR VALUE RECEIVED, the undersigned, USDataworks, Inc., a Delaware
corporation, located at 21621 Nordhoff Street, Chatsworth, CA 91311
("Borrower"), promises to pay to the order of Charles Ramey, an individual,
located at 6 Cypress Ridge Lane, Sugarland, Texas ("Lender") or at such other
place or to such other party or parties as the holder hereof may designate, the
principal sum of U.S. $___________ (____________ U.S. Dollars).

         2. Borrower promises to make one payment constituting the principal and
all accrued interest on demand. Interest on the note shall accrue from the date
of execution at the rate of twelve percent (12%) per annum.

         3. Borrower agrees that this Note shall become immediately due and
payable without notice or demand, upon default of the payment required by
paragraph two or alternatively upon Lender's three (3) day notice to Borrower.

         4. Should the indebtedness represented by this Note or any part thereof
be collected at lave or in equity or through any bankruptcy (including without
limitation, any action for relief from the automatic stay of any bankruptcy
proceeding), receivership, probate or other court proceeding or by any judicial
or non-judicial foreclosure proceeding, or if this Note is placed in the hands
of attorneys for collection after default, Borrower agrees to pay, in addition
to the principal payable hereon, interest accruing from the date of default in
the amount of 1.5% per month or the highest rate allowable under law, reasonable
attorneys' fees and collection costs and expenses.

         5. This Note shall be construed and enforced in accordance with the
laws of the State of California and venue for any action result from the default
of this note shall be venued in California Superior Court in Los Angeles County.

         6. If any provision of this Note is held invalid, unenforceable, or
void, then the remainder of this Note shall continue in full force and effect.

                                               USDataworks, Inc. "Burrower"

                                               By:
                                                  ------------------------------

                                               Its:
                                                   -----------------------------<PAGE>

                                                                   EXHIBIT 10.20

                              EMPLOYMENT AGREEMENT

         This Employment Agreement (the "Agreement") is made as of April 2,
2001, between US Dataworks, Inc. (the "Company"), and Mario Villarreal
("Villarreal"). In consideration of the terms and conditions herein, the parties
agree as follows:

                                   ARTICLE 1
                               GENERAL PROVISIONS
                               ------------------

         Section 1.01. COMMENCEMENT. Mr. Villarreal's employment pursuant to
this Agreement shall commence on April 2, 2001, and all prior employment
arrangements are hereby superceded by this agreement..

         Section 1.02. PROBATIONARY PERIOD. Mr. Villarreal shall not be subject
to a 90-day probationary period.

         Section 1.03. TERM OF EMPLOYMENT. Subject to earlier termination as
specifically set forth herein, the initial term of employment shall be two (2)
years, commencing on April 2, 2001, and ending on April 2, 2003. Employment
shall be governed by the laws of the State of California. The Company may
terminate this Agreement and Employee's employment with the Company at any time
for cause by giving notice to the Employee of such termination. For purposes of
this section "cause" shall mean any material fraud, dishonesty, embezzlement,
gross negligence or criminal conviction. This Agreement and Employee's
employment with the Company may be terminated without cause by either party by
giving notice to the other party that this Agreement shall terminate and setting
forth a date of termination not less than 30 days following the giving of notice
to the other party. Notwithstanding any of the foregoing, termination of
Employee's employment by the Company (unless for cause) shall not in any way
affect any compensation, benefits or other consideration (including commissions)
to which Employee may be entitled hereunder.

         Section 1.04. TERMINATION OBLIGATIONS: RETURN OF COMPANY PROPERTY. Upon
termination of this Agreement, Mr. Villarreal shall promptly return all Company
property.

                                   ARTICLE 2
                 POSITION AND DUTIES; OTHER BUSINESS ACTIVITIES
                 ----------------------------------------------

         Section 2.01. POSITION. Mr. Villarreal's position shall be Vice
President for the Company. Mr. Villarreal hereby agrees to perform such services
and accepts such employment upon the terms and conditions herein set forth.

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         Section 2.02. DUTIES. Mr. Villarreal shall perform such services for
the Company as may be assigned to him by the Company and its parent company,
Sonicport, Inc. ("SPO") its Board of Directors and/or Executive Officers which
reasonably serve the purpose of this Agreement and/or meet the needs of Company.

         Section 2.03. FULL ATTENTION TO BUSINESS. During said employment, Mr.
Villarreal shall devote his full business time, energies interest, abilities and
productive efforts to the business of the Company and its affiliates or
subsidiaries. Without the Company's written consent, Mr. Villarreal shall not
render any kind of services to others for compensation and, in addition, shall
not engage in any activity which conflicts or interferes with his performance of
duties hereunder.

         Section 2.04. COVENANT NOT TO COMPETE DURING TERM. During said
employment, Mr. Villarreal shall comply in all respects with the Company's
policies with respect to conflicts of interest. Mr. Villarreal shall not,
without the prior written consent of the Chief Executive Officer and/or Board of
Directors of Sonicport, Inc., engage in or be interested, directly or
indirectly, in any business or operation competitive with the Company or any of
Company's related or affiliated companies. For the purpose of this paragraph,
Mr. Villarreal shall be deemed to be interested in a business or operation which
is competitive with the Company if Mr. Villarreal is interested in such business
or operation as a stockholder of 5% or more of the issued and outstanding common
stock, director, officer, employee, agent, partner, individual proprietor,
lender, consultant, or independent contractor.

         Section 2.05. NON-DISCLOSURE OF CONFIDENTIAL INFORMATION. Mr.
Villarreal acknowledges that in connection with this Agreement and his
performance hereunder, he may acquire or learn "Confidential Information" of the
Company by virtue of a relationship of trust and confidence between Mr.
Villarreal and the Company. Mr. Villarreal warrants and agrees that during his
said employment and thereafter, he shall not disclose to anyone (other than to
officers of Company or to such other persons as such officers may designate), or
use, except in the course of his employment, any Confidential Information
acquired by him in the course of or in connection with his employment. As used
herein, the term "Confidential Information" shall include, but not be limited
to: all information of any type or kind, whether or not reduced to a writing and
whether or not conceived, originated, discovered or developed in whole or in
part by Mr. Villarreal, which is directly related to Company, its operations,
policies, agreements with third parties, its financial affairs and related
matters, including business plans, strategic planning information, product
information, purchase and sales information and terms, supplier negotiation
points, styles and strategies, contents and terms of contracts between the
Company and suppliers, advertisers, vendors, contact persons, terms of supplier
and/or vendor contracts or particular transactions, potential suppliers and/or
vendors, or other related data; marketing information such as but not limited
to, prior, ongoing or

<PAGE>

proposed marketing programs, presentations, or agreements by or on behalf of the
Company, pricing information, customer bonus programs, marketing tests and/or
results of marketing efforts, computer files, lists and reports, manuals and
memos pertaining to the business of the Company, lists or compilations of vendor
and/or supplier names, addresses, phone numbers, requirements and descriptions,
contract information sheets, compensation requirements or terms, benefits,
policies, and any other financial information whether about the Company,
entities related or affiliated with the Company or other key information
pertaining to the business of the Company, including but not limited to all
information which is not generally available to or known in the information
services industry (or is available only as a result of an unauthorized
disclosure) and is treated by the Company as "Confidential Information" during
the term of this Agreement, regardless of whether or not such Information is a
"trade secret" as otherwise defined by applicable law.

         Section 2.06. NO SOLICITATION OF EMPLOYEES. Mr. Villarreal specifically
agrees that during his said employment, and for a period o(pound) two (2) years
after his termination of employment with the Company, Mr. Villarreal shall not,
directly or indirectly, either for himself or for any other person, firm,
corporation or legal entity, solicit any individual then employed by the Company
to leave the employment of the Company.

         Section 2.07. OWNERSHIP OF WORK PRODUCT AND IDEAS. During Mr.
Villarreal's said employment, any discoveries, inventions, patents, materials,
licenses and ideas relating to Mr. Villarreal's services hereunder, whether or
not patentable or copyrightable and whether created by Employee during the term
of this Agreement or owned by the Company prior to or after the execution of
this Agreement ("Work Product") and all business opportunities within the
industry ("Opportunities") introduced to Mr. Villarreal by Company will be owned
by the Company, and Mr. Villarreal will have no personal interest in such,
except to the extent that Mr. Villarreal invests in the same or the Company
allows Mr. Villarreal to participate in or have other rights to such Work
Product or Opportunities during the term hereof or upon the termination of this
Agreement. Mr. Villarreal will, in such connection, promptly disclose any such
Work Product and Opportunities to the Company and, upon request of the Company,
will assign to the Company all right in such Work Product and Opportunities.

<PAGE>

                                   ARTICLE 3
                             COMPENSATION; BENEFITS
                             ----------------------

         Section 3.01. SALARY. The Company shall pay Mr. Villarreal
Four-thousand six-hundred fifteen dollars and thirty-eight cents ($4615.38) on a
bi-weekly basis, for an annualized base salary of One Hundred Twenty Thousand
Dollars ($120,000.00).

         Section 3.02. BONUS. Mr. Villarreal shall be eligible for a
discretionary performance bonus which shall be determined by the Chief Executive
Officer of SPO and/or the Board of Directors.

         Section 3.03. PAID VACATION. Mr. Villarreal shall be entitled to two
weeks of paid vacation during each year of service or such longer amount of
vacation time as Employee and the Corporation shall mutually agree upon, for
each year of employment under this Agreement.

         Section 3.04. STOCK OPTION PLAN ELIGIBILITY. Mr. Villarreal shall be
granted as of the date hereof options, in accordance with SPO's Stock Option
Agreement, on a total of Two Hundred and Twenty Five Thousand (225,000) common
shares of the company (AMEX: SPO) according to the following vesting schedule:

         25,000 shares shall vest 120 days after employment begins;

         35,000 shares shall vest 6 months after employment begins;

         50,000 shares shall vest 12 months after employment begins; and

         115,000 shares shall vest 18 months after employment begins.

         The exercise price of all options shall be the closing bid listed on
the American Stock Exchange for Sonicport, Inc. (AMEX:SPO) on the day of
execution of this agreement. The options shall have a cashless exercise feature.

         In addition, Mr. Villarreal shall be eligible to purchase options on
additional common shares of SPO on an annual basis, pursuant to SPO's Incentive
Stock Option Plan.

Section 3.05. OTHER BENEFITS. During the term of this Agreement, and subject to
the terms and provisions of such plans or policies regarding continuation
rights, if any, Mr. Villarreal shall be entitled to participate in present and
future employee benefit plans which are available to SPO's employees of similar
rank and title, subject to eligibility requirements thereunder; provided,
however, the Company reserves the right to modify

<PAGE>

or terminate such benefits at any time, without notice, and without fiuther
recourse by Mr. Villarreal.

         Section 3.06. REIMBURSEMENT OF EXPENSES. The Company shall reimburse
Employee for all expenses incurred by him in the performance of his duties
hereunder including, without limitation, expenses incurred for transportation,
accommodations, entertainment and otherwise in connection with the business of
the Company, such reimbursement to be paid promptly to Employee and advance
approval to be requested by Employee in accordance with the customary procedures
followed by the Company for reimbursement of expenses generally.

         Section 3.07. DISABILITY. In the event Employee fails or becomes unable
to substantially perform his duties under this Agreement due to illness or
mental or physical disability, and such failure or inability continues for any
consecutive six-month period, the Company shall have the option to terminate
this Agreement by giving written notice to Employee thereof at least 30 days
prior to the effective date of termination. In the event the Company terminates
Employee's employment with the Company pursuant to this Section 3.07, the
Company shall continue to pay Employee the salary, bonuses and commissions to
which he would be entitled in his capacity as an officer and/or employee of the
Company for a period of 30 days following the date of termination of Employee=s
employment. The provisions of this Section 3.07 shall survive the termination of
the Agreement and remain in full force and effect until the Company has fully
satisfied all of its payment obligations hereunder.

<PAGE>

                                   ARTICLE 4
                            MISCELLANEOUS PROVISIONS
                            ------------------------

         Section 4.01. ENTIRE AGREEMENT. This Agreement contains the entire
Agreement between the Parties and supersedes all prior oral and written
Agreements, understandings, commitments, or practices between the Parties. Other
than as expressly set forth herein, Mr. Villarreal and the Company acknowledge
and represent that there are no other promises, terms, conditions or
representations (verbal or written) regarding any matter relevant hereto. No
supplement, modification, or amendment of any term, provision or condition of
this Agreement shall be binding or enforceable unless evidenced in writing and
executed by the Parties.

         Section 4.02. APPLICABLE LAW. This Agreement shall be governed by and
construed in accordance with the laws of the State of California, and the venue
of any litigation commenced hereunder shall be Houston, Texas.

         Section 4.03. INJUNCTIVE RELIEF. Mr. Villarreal acknowledges that his
services are of a special, unique, unusual, extraordinary and intellectual
character, which gives them a peculiar value, the loss of which cannot be
reasonably or adequately compensated in damages in an action at law. If he
should breach this Agreement, in addition to its rights and remedies under
general law, the Company shall be entitled to seek equitable relief by way of
injunction or otherwise.

         Section 4.04. PARTIAL, INVALIDITY. If the application of any provision
of this Agreement, or any section, subsection, subdivision, sentence, clause,
phrase, word or portion of this Agreement should be held invalid or
unenforceable, the remaining provisions thereof shall not be affected thereby,
but shall continue to be given full force and effect as if the invalid or
unenforceable provision had not been included herein.

         Section 4.05. NOTICES. Notices given under this Agreement may be given
by registered or certified mail, return receipt requested, or by personal
delivery to the respective addresses of the Parties. For Mr. Villarreal that
address shall be 15027 Winding Black Cherry Lane, Cypress, TX 77429. For the
Company, it shall be addressed to Mr. David Baeza, CEO, Sonicport, Inc. 21621
Nordhoff Street, Chatsworth, CA 91311. A mailed notice shall be deemed given two
(2) business day after mailing.

         Section 4.06. COUNTERPARTS. This Agreement may be executed in one or
more counterparts, each of which shall be deemed an original, but all of which
shall constitute one and the same instrument.

         Section 4.07. ASSIGNMENT. This Agreement may not be assigned or
encumbered in any way by Mr. Villarreal. The Company may assign this Agreement
to any successor

<PAGE>

(whether by merger, consolidation, or purchase of the Company's stock) to all or
a controlling interest in the Company's business, in which case this Agreement
shall be binding upon and inure to the benefit of such successor(s) and
assign(s).

         Section 4.08. LIMITATION ON WAIVER. A waiver of any term, provision or
condition of this Agreement shall not be deemed to be, or constitute a waiver of
any other term, provision or condition herein, whether or not similar. No waiver
shall be binding unless in writing and signed by the waiving party.

         Section 4.09. ATTORNEYS' FEES. In the event that any proceeding is
commenced involving the interpretation or enforcement of the provisions of this
Agreement, the Party prevailing in such proceeding shall be entitled to recover
its reasonable costs and attorneys' fees.

         Section 4.10. ARBITRATION. If a dispute or claim shall arise with
respect to any of the terms or provisions of this Agreement, or with respect to
the performance by either of the parties under this Agreement, then either party
may, by notice as herein provided, require that the dispute be submitted under
the Commercial Arbitration Rules of the American Arbitration Association to an
arbitrator in good standing with the American Arbitration Association within
fifteen (15) days after such notice is given. The written decision of the single
arbitrator ultimately appointed by or for both parties shall be binding and
conclusive on the parties. Judgment may be entered on such written decision by
the single arbitrator in any court having jurisdiction and the parties consent
to the jurisdiction of the courts of the state of California for this purpose.
Any arbitration undertaken pursuant to the terms of this section shall occur in
the state of Texas.

         Section 4.11. TAXES. Any income taxes required to be paid in connection
with the payments due hereunder shall be borne by the party required to make
such payment. Any withholding taxes in the nature of a tax on income shall be
deducted from payments due, and the party required to withhold such tax shall
furnish to the party receiving such payment all documentation necessary to prove
the proper amount to withhold of such taxes and to prove payment to the tax
authority of such required withholding.

         Section 4.12. NOT FOR THE BENEFIT OF CREDITORS OR THIRD PARTIES. The
provisions of this Agreement are intended only for the regulation of relations
among the parties. This Agreement is not intended for the benefit of creditors
of the parties or other third parties and no rights are granted to creditors of
the parties or other third patties under this Agreement.

<PAGE>

         IN WITNESS WHEREOF, this Agreement is executed in Los Angeles,
California on the dates set forth below.

Dated:     April 2, 2001
                                         Mario Villarreal

                                         /s/ Mario Villarreal
Dated:     April 2, 2001
                                         US DATAWORKS, INC.

                                         /s/ David Baeza
                                         ---------------------------------------
                                         David Baeza
                                         President and CEO
                                         Sonicport, Inc.

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