Document:

EXHIBIT 10.17

                     Put /Call Option to Sell Itochu Shares

In  consideration  of the  respective put and call options  granted  below,  the
undersigned parties hereby agree as follows effective as of September 1, 1999:

1. The  undersigned,  Carl D. Perry  ("Perry"),  hereby grants U.S.  Electricar,
   Inc.,  a  California  corporation  doing  business as Enova  Systems  ("Enova
   Systems"),  the right to purchase  23,970,000  shares of Enova Systems common
   stock for $100,000  exercisable between March 25, 2000 through March 30, 2000
   (the "Call Option"). Enova Systems may exercise the Call Option by delivering
   written  notice  of its  exercise  of the Call  Option to Perry  during  such
   exercise period.  Payment of the Call Option price shall be made at such time
   that Perry delivers the Shares to Enova Systems duly endorsed for transfer.

2. Enova  Systems  hereby  grants to Perry the right to sell the Shares to Enova
   Systems for $50,000 exercisable between March 25, 2000 through March 30, 2000
   (the "Put Option").  Perry may exercise the Put Option by delivering  written
   notice of his exercise of the Put Option to Enova Systems during the exercise
   period. Payment of the Put Option price shall be made at such time that Perry
   delivers the Shares to Enova Systems duly endorsed for transfer.

                                               ---------------------------------
                                               Carl D. Perry

                                               U.S. Electricar, Inc.
                                               (doing business as Enova Systems)

                                               By:
                                                   -----------------------------
                                                    (Signature)

                                                   -----------------------------
                                                    (Print Name & Title)EMAIL AGREEMENT
                                 ---------------

Scott Munro
03/13/2000 08:14 AM

To:   Dennis Polk/Campbell/SVTG@SVTG
cc:

Subject:  $800K Forgiveness

     As you are aware, my retention agreement called for a forgiveness of $800K
effective January 1, 2000. In light of current circumstances and discussions I
have had with the BOD I have agreed to move this forgiveness to sometime after
Q1, 2000. Please use this e-mail as the confirmation of this fact.

========================================
CONFIDENTIALITY NOTICE:  E-mail may contain confidential information that is
legally privileged.  Do not read this e-mail if you are not the intended
recipient.

This e-mail transmission, and any documents, files or previous e-mail messages
attached to it may contain confidential information that is legally privileged.
If you are not the intended recipient, or a person responsible for delivering it
to the intended recipient, you are hereby notified that any disclosure, copying,
distribution or use of any of the information contained in or attached to this
transmission is STRICTLY PROHIBITED.  If you have received this transmission in
error, please immediately notify us by reply e-mail, by forwarding this to
mailto:postmaster@svtg.com, or by telephone at (800) 275-6922, extension 1300
and destroy the original transmission and its attachments without reading or
saving in any manner.  Thank you.EXHIBIT 10.10
                                                                 -------------

                                 PROMISSORY NOTE

$1,087,271                                                 Campbell, California
                                                             September 13, 1999

     The undersigned, P. Scott Munro ("Borrower"), hereby unconditionally
promises to pay to the order of Savoir Technology Group, Inc., a Delaware
corporation (the "Lender"), the sum of One Million Eighty Seven Thousand Two
Hundred Seventy-One Dollars ($1,087,271) plus interest.

     The outstanding principal balance of this Note, together with all accrued
and unpaid interest hereon, shall be due and payable on May 9, 2002. Interest
shall accrue on unpaid principal from the date hereof until maturity at a rate
of 5.35%, compounded semiannually. If any payment of principal or interest on
this Note shall become due on a Saturday, Sunday, or public holiday under the
laws of the State of California, such payment may be made on the next succeeding
business day with the same force and effect as if made on such date.

     This Note may be prepaid, in whole or in part, at any time or from time to
time, without penalty or premium. Any prepayment of principal must be
accompanied by then accrued but unpaid interest. Interest shall cease to accrue
on amounts of principal so prepaid. Any prepayment of interest shall include all
interest accrued to the date of payment, but need not include any payment of
principal.

     All payments of principal or interest shall be made in lawful money of the
United States of America to the Lender at the offices of the Lender, or at such
other address as the Lender shall specify to Borrower in writing. Any payment
shall be deemed made upon receipt by Lender.

     Upon payment in full of all principal and interest payable hereunder, this
Note shall be surrendered to Borrower for cancellation.

     Borrower waives its rights to impose any defense (other than payment),
set-off, counterclaim or cross-claim in any action brought on this Note.
Borrower waives presentment, demand for performance, notice of performance,
protest, notice of protest, and notice of dishonor.

                                      -1-

<PAGE>

     If the indebtedness represented by this Note or any part hereof is
collected at law or in equity or in bankruptcy, receivership or other judicial
proceedings, or if this Note is placed in the hands of attorneys for collection
after default, Borrower agrees to pay, in addition to the principal and interest
payable hereon, reasonable attorneys' and collection fees and costs.

     This Note is being delivered in and shall be construed in accordance with
the laws of the State of California.

     IN WITNESS WHEREOF, Borrower has executed this Note as of the day and year
first above written.

                                /s/ P. Scott Munro
                                ----------------------------------
                                 P. Scott Munro

                                      -2-EXHIBIT 10.16
                                                                 -------------

                             AMENDMENT NUMBER TWO TO
                             -----------------------
                     INDUSTRY REMARKETER AFFILIATE AGREEMENT
                     ---------------------------------------

     THIS AMENDMENT NUMBER TWO TO INDUSTRY REMARKETER AFFILIATE AGREEMENT (this
"Amendment"), dated as of November 30, 1999 and effective as of the Effective
Date defined below, is made by and between SAVOIR TECHNOLOGY GROUP, INC., a
                                           -----------------------------
Delaware corporation, as successor in interest to Western Micro Technology, Inc.
("Savoir") having offices at 254 East Hacienda Avenue, Campbell, California
95008 and SIRIUS COMPUTER SOLUTIONS, INC., a Texas corporation, as successor in
          -------------------------------
interest to Sirius Computer Solutions, LTD, a Texas limited partnership
("Sirius") having offices at 613 N.W. Loop 410, Suite 1000, San Antonio, Texas
78216.

                                    RECITALS

     A.   WHEREAS, Savoir and Sirius are parties to an Industry Remarketer
          Affiliate Agreement, dated as of September 30, 1997, and first
          amended December 31, 1998 (the "IRA"); and

     B.   WHEREAS, On or about October 1, 1999, Savoir inadvertently disclosed
          certain confidential and proprietary information concerning Sirius
          customers to certain employees of Real Applications (the
          "Disclosure"); and

     C.   WHEREAS, Savoir and Sirius have agreed to resolve all claims and
          disputes arising from such Disclosure by amending the terms and
          conditions of the IRA as set forth herein.

                                    AGREEMENT

     NOW, THEREFORE, in consideration of the above recitals and mutual promises
set forth in this Amendment and for other further valuable consideration, the
receipt and sufficiency of which are hereby acknowledged, the parties hereto
agree as follows:

     1. Definitions. The terms used in this Amendment have the meanings set
        -----------
forth below, have the meanings set forth in the IRA:

     1.1 "Amendment Effective Date" means the last date opposite the signature
lines below; provided, however, that if Sirius has dated, executed and delivered
this Amendment to Savoir on or before November 10, 1999, then the terms and
conditions of this Amendment shall be effective as of October 1, 1999.

     1.2 "Subject Machines: means IBM RS/6000 and IBM AS/400 computers and IBM
storage equipment, Netfinity, printers and other products provided by IBM to
Savoir that is provided by IBM to Savoir and approved by IBM to be provided to
Sirius.

                                       -1-

<PAGE>

     2. Personnel Rebates. Section 4.2 of the IRA is hereby deleted and amended
        -----------------
in its entirety to read as follows:

     "Commencing on the Amendment Effective Date, within thirty (30) days after
     the end of each calendar quarter Savoir will pay to Sirius, in cash,
     rebates equal to: (a) one percent (1%) of the Net Sales Price received by
     Savoir on sales of AS/400 Machines to Sirius during the prior calendar
     quarter, and (b) two and five thousand six hundred twenty five ten
     thousandths percent (2.5625%) of the Net Sales Price received by Savoir
     on sales of RS/6000 Machines and storage Machines to Sirius during the
     prior calendar quarter. For purposes of this Section 4.2, the "Net Sales
     Price" shall mean the invoiced sales price less freight, insurance and
     taxes."

     3. Early Termination of IRA. Section 8 of the IRA is hereby deleted and
        ------------------------
amended in its entirety to read as follows:

     "Subject to earlier termination in accordance with Section 9 of this
     Agreement, the term of this Agreement shall commence on the date set forth
     above and shall terminate as of December 31, 2000."

     4. Savoir Obligations. In addition to its other obligations under the IRA,
        ------------------
Savoir agrees that during the period from the Amendment Effective Date through
December 31, 2000, Savoir shall locate four (4) Savoir employees on-site at the
Sirius San Antonio, Texas headquarters location, for the purpose of providing
customer support to Sirius employees. Two (2) such employees shall be services
personnel; one (1) such employee shall be an operations employee; and one (1)
such employee shall be a sales person with expertise in the Subject Machines.

     5. Sirius Obligations. In addition to its other obligations under the IRA
        ------------------
Agreement, Sirius agrees that during the term of the Agreement and for a period
of twelve (12) months after termination of the Agreement, Sirius will not enter
into an agreement with any third party to purchase AS/400 Machines; provided,
however, that during such period Sirius may purchase AS/400 Machines directly
from IBM or through Savoir.

     6. Miscellaneous Provisions.
        ------------------------

     6.1 Release. Both parties agree that this Amendment resolves all claims
         -------
arising out of or relating to the Disclosure, as defined in the Recitals above,
and each party hereby fully and forever releases, waives, acquits and discharges
the other party, its officers, employees, directors and affiliates from any and
all claims that the releasing party ever had, now has or may hereafter have
against the other by reason of, based upon or arising out of, in whole or in
part, the Disclosure. Each party covenants that it will not institute or
prosecute, against the other party, any action or other proceeding of any kind
whatsoever, in law or in equity, based in whole or in part upon any claims
released by this Section 6.1. Each Party expressly waives the benefits of any
statutory provision or common law rule that provides, in sum or substance, that
a general release does not extend to claims relating to the Disclosure which the
Party does not know or suspect to exist in its favor at the time of executing
the release, which if known by it,

                                       -2-

<PAGE>

would have materially affected its settlement with any other party. Without
limiting the generality of the foregoing, each Party expressly waives its rights
under Section 1542 of the California Civil Code, relating to the Disclosure,
which provides as follows:

     "A GENERAL RELEASE DOES NOT EXTEND TO CLAIMS WHICH THE CREDITOR DOES NOT
KNOW OR SUSPECT TO EXIST IN HIS FAVOR AT THE TIME OF EXECUTING THE RELEASE,
WHICH IF KNOWN BY HIM, MUST HAVE MATERIALLY AFFECTED THE SETTLEMENT WITH THE
DEBTOR."

     6.2 Nondisclosure. The terms and conditions of this Agreement are
         -------------
confidential, and each party agrees that it will not disclose to any third party
the terms and conditions of this Amendment, or any information concerning the
occurrence of, or the facts surrounding, the Disclosure, except to the extent
that such disclosure may be required by law. If such disclosure is required by
law, then prior to any disclosure the disclosing party shall first provide to
the other party written notice of the proposed disclosure, and the other party,
may elect, at its sole discretion, to oppose or minimize such disclosure.

     6.3 Entire Agreement. This Amendment together with the IRA constitutes the
         ----------------
complete and entire statement of all terms, conditions and representations of
agreement between Savoir and Sirius with respect to the subject matter contained
herein and supersedes all prior oral or written agreements or understandings.
Except as expressly amended by this Amendment, all terms and conditions of the
IRA remain in full force and effect.

SIRIUS COMPUTER SOLUTIONS, INC.,                  SAVOIR TECHNOLOGY GROUP, INC.,
a Texas corporation                               a Delaware corporation

By  /s/ Harvey E. Najim                           By  /s/ Scott Munro
  -------------------------------                   ----------------------------

Its  President                                    Its  Chairman & CEO
   ------------------------------                    ---------------------------

Date  11/3/99                                     Date   11/3/99
    -----------------------------                     --------------------------

                                       -3-

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