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 Exhibit 4.5  

Lock-Up Agreement With Lawrence Seiler

LOCK-UP AGREEMENT

    THIS LOCK-UP AGREEMENT ("Agreement") is made and entered as of the  day of            , 1999 by and between View
Systems, Inc., a Florida corporation (the "Company"), and Lawrence Seiler (the "Investor").

INTRODUCTORY STATEMENT

    Pursuant to that certain Agreement and Plan of Merger, dated as of      (the "Merger Agreement"), among the Company, ET Acquisition, Inc.,
a Maryland corporation and a wholly-owned subsidiary of the Company ("Sub"), Eastern Technology Manufacturing Corporation, a Maryland corporation ("Eastern Tech"), and the Investor, Sub will be merged
with and into Eastern Tech, with Eastern Tech continuing as the surviving corporation (the "Merger"). Pursuant to the Merger Agreement, the Investor will receive 250,000 shares of the Company's common
stock, par value $.001 per share (the "Common Shares"), as consideration for the Merger. It is a condition of the Merger Agreement that the Investor enter into this Agreement with the Company.

    NOW,
THEREFORE, in consideration of the foregoing and of the mutual covenants and agreements set forth herein, and other good and valuable consideration, the receipt and sufficiency
of which are hereby acknowledged, the parties intending to be legally bound agree as follows:

    Section
I.  DEFINITIONS.  

    "AGREEMENT"
is defined in the Preamble to this Agreement.

    "COMMON
SHARES" is defined in the Introductory Statement to this Agreement.

    "COMPANY"
is defined in the Preamble to this Agreement.

    "EFFECTIVE
DATE" is defined in Section 3 hereof.

    "HOLDER"
means any Person owning or who has the right to acquire Lock-Up Shares whether or not such acquisition has actually been effected.

    "INVESTOR"
is defined in the Preamble to this Agreement and in Section 2.2.

    "LOCK-UP
PERIOD" is defined in Section 2.1.

    "LOCK-UP
SHARES" means the Common Shares owned by the Investor as of the date of this Agreement and any Common Shares issued or issuable with respect to such Common Shares
by way of replacement, share dividend, share split or in connection with a combination of shares, recapitalization, merger, consolidation or other reorganization.

    "PERMITTED
TRANSFERS" is defined in Section 2.2.

    "PERSON"
means an individual, partnership, joint venture, corporation, trust, limited liability company, unincorporated organization, group and government or any department or agency
thereof.

    "PRINCIPAL
TRADING MARKET" means the stock exchange or other principal trading market on which the Common Shares trade.

    "TRADING
REPORTS" means the authoritative reports of daily trading volume with respect to the Common Shares as issued by the Principal Trading Market.

    "TRANSFER"
is defined in Section 2.1

    Section
2. RESTRICTIONS ON TRANSFER OF LOCK-UP SHARES.

    2.1.  LOCK-UP PERIOD.  Without the express prior written consent of the Company, the Investor
agrees that, except as set forth in Sections 2.2 and 2.3, he will not, directly or indirectly, offer, sell, contract to sell, sell any option or contract to purchase or otherwise dispose of (or
announce any offer, sale, contract of sale or other disposition of) ("Transfer") any Lock-Up Shares for a period of three years following the Effective Date (the "Lock-Up
Period").

    2.2.  PERMITTED TRANSFERS.  The restrictions contained in Section 2.1 will not apply with respect
to any of the following transactions (each a "Permitted Transfer"), provided the conditions set forth below in this Section 2.2 are satisfied:

    2.2.1.  The
Investor who is a natural person may Transfer Lock-Up Shares to (a) his spouse, children, siblings, parents or other descendants or to
any personal trust in which such family members or such Investor retain the entire beneficial interest or to any charitable trust in which such family members or such Investor has some beneficial
interest or (b) one or more entities that are wholly owned and controlled, legally and beneficially, by such Investor.

    2.2.2.  The
Investor who is a natural person may Transfer Lock-Up Shares on his death to such Investor's estate, administrator or personal representative or
to such Investor's beneficiaries, including charitable beneficiaries, pursuant to a devise or bequest or by the laws of descent and distribution.

    2.2.3.  The
Investor who is a natural person may Transfer Lock-Up Shares either as a bona fide inter vivos gift or bequest to any charity, to any public or
private charitable foundation, or to a trust for the benefit of charity such as a charitable remainder or lead trust.

    2.2.4.  The
Investor may Transfer Lock-Up Shares pursuant to a pledge, grant of security interest or other encumbrance effected in a bona fide transaction
with an unrelated and unaffiliated institutional lender provided that the Company, in its sole discretion, shall have consented in writing to such Transfer.

A
Transfer will qualify as a Permitted Transfer provided the following conditions are met: (a) the Lock-Up Shares subject to such Transfer remain subject to this Agreement; and
(b) the transferee (and any pledgee or other Person acquires Common Shares upon foreclosure thereof) executes and delivers to the Company a counterpart of this Agreement, whereby such
transferee shall be deemed to be an Investor for purposes of this Agreement.

    2.3.  LIMITED PERMITTED TRANSFERS.  

    2.3.1.  In
addition to the foregoing, during the Lock-Up Period the Investor will be permitted to sell in the public market up to 50,000 Lock-Up
Shares per calendar quarter, provided the Lock-Up Shares have become free-trading within the meaning of Rule 144 of the Securities Act of 1933, as amended.

    2.3.2.  Any
sale of Lock-Up Shares pursuant to this Section 2.3 shall not be the opening transaction in the Common Shares on the Principal Trading
Market, and shall not be executed during the one-half hour after the scheduled opening or 15 minutes before the scheduled close of trading on the Principal Trading Market. In no event
shall the sale of any of the Lock-Up Shares be effected at a price below the lowest independent bid on the Principal Trading Market.

    2.3.3.  All
sales of Lock-Up Shares pursuant to this Section 2.3 shall be transacted by or through one broker-dealer selected by the Investor that is
reasonably acceptable to the Company.

    2.3.4.  In
the event the outstanding Common Shares are changed into or exchanged for a different number or kind of securities of the Company or of another entity by
reason of any reorganization, merger, consolidation, recapitalization, reclassification, stock split, reverse stock split, combination of equity, or dividends payable in equity, the 50,000
Lock-Up Share limitations set forth

in subsection 2.3.1, above, shall be adjusted proportionately to reflect an amount as nearly equivalent as may be practicable.

    2.4.  RIGHTS OF SUBSEQUENT HOLDER.  Subject to the foregoing restrictions, the Company and the Investor
hereby agree that any subsequent Holder of Lock-Up Shares shall be entitled to all benefits hereunder as a Holder of such securities.

    2.5.  LEGEND.  Each certificate representing the Lock-Up Shares shall bear a legend
substantially in the following form:

THE
SHARES REPRESENTED BY THIS CERTIFICATE SHARES HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, AND MAY NOT BE OFFERED, SOLD OR OTHERWISE TRANSFERRED, PLEDGED, OR HYPOTHECATED
UNLESS AND UNTIL SUCH SHARES ARE REGISTERED UNDER SUCH ACT OR AN OPINION OF COUNSEL SATISFACTORY TO THE COMPANY IS OBTAINED TO THE EFFECT THAT SUCH REGISTRATION IS NOT REQUIRED. IN ADDITION, SUCH
SHARES ARE SUBJECT TO THE TERMS OF A LOCK-UP AGREEMENT WITH THE COMPANY DATED      , 1999 AND MAY NOT BE TRANSFERRED EXCEPT IN COMPLIANCE THEREWITH.

    Section
3.  EFFECTIVE DATE.  This Agreement shall be effective from and after the date of Closing under
(and as defined in) the Merger Agreement. Prior to the Effective Date, no party shall take any action to circumvent this Agreement or to prevent this Agreement from having or taking effect.

    Section
4.  MISCELLANEOUS.  

    4.1.  NOTICES.  All notices, demands or other communications to be given or delivered under or by reason
of the provisions of this Agreement shall be in writing and shall be deemed to have been given when delivered personally to the recipient, one day following being faxed or sent to the recipient by
reputable overnight courier service (charges prepaid), or three days following being mailed to the recipient by certified or registered mail, return receipt requested and postage prepaid, if addressed
to the Investor at the address indicated on the records of the Company and to the Company at its principal office, or to such other address or to the attention of such other person as the recipient
party has specified by prior written notice to the sending party.

    4.2.  REMEDIES.  Any Person having rights under any provision of this Agreement will be entitled to
enforce such rights specifically to recover damages caused by reason of any breach of any provision of this Agreement and to exercise all other rights granted by law. The parties hereto agree and
acknowledge that money damages may not be an adequate remedy for any breach of the provisions of this Agreement and that any party may in its sole discretion apply to any court of law or equity of
competent jurisdiction (without posting any bond or other security) for specific performance and for other injunctive relief in order to enforce or prevent violation of the provisions of this
Agreement.

    4.3.  AMENDMENTS AND WAIVERS.  The provisions of this Agreement may be amended or waived only upon the
prior written consent of the Company and the Investor.

    4.4.  SUCCESSORS AND ASSIGNS.  Subject to Section 2, all covenants and agreements in this
Agreement by or on behalf of any of the parties hereto will bind and inure to the benefit of the respective successors and assigns of the parties hereto whether so expressed or not. In addition,
whether or not any express assignment has been made but subject in any case to Section 2, the provisions of this Agreement which are for the benefit of purchasers or Holders of
Lock-Up Shares are also for the benefit of, and enforceable by, any subsequent Holder of such securities.

    4.5.  SEVERABILITY.  Whenever possible, each provision of this Agreement will be interpreted in such
manner as to be effective and valid under applicable law, but if any provision of this Agreement is

held to be prohibited by or invalid under applicable law, such provision will be ineffective only to the extent of such prohibition or invalidity, without invalidating the remainder of this Agreement.

    4.6.  DESCRIPTIVE HEADINGS.  The descriptive headings of this Agreement are inserted for convenience only
and do not constitute a part of this Agreement.

    4.7.  GOVERNING LAW.  All questions concerning the construction, validity and interpretation of this
Agreement will be governed by and construed in accordance with the domestic laws of the State of Delaware, without giving effect to any choice of law or conflict of law provision or rule (whether of
the State of Delaware or any other jurisdiction) that would cause the application of the laws of any jurisdiction other than the State of Delaware.

    4.8.  COUNTERPARTS.  This Agreement may be executed simultaneously in two or more counterparts, all of
which, taken together, will constitute one and the same Agreement.

    IN
WITNESS WHEREOF, the parties have executed this Agreement as of the date first above written.

	THE COMPANY	 	THE INVESTOR
	 

View Systems, Inc.	 
 	 

Lawrence Seiler
	 

By:                         	 
 	 

By:                         
	Name:                         	 	Name:                         
	Title:                         	 	Title:                         

ADDENDUM TO LOCK-UP AGREEMENT

    THIS ADDENDUM TO LOCK-UP AGREEMENT ("Agreement") is made and entered as of the  day of December, 1999 by and between View Systems, Inc., a
Florida corporation (the "Company"), and Serafina Seiler (the "Investor").

INTRODUCTORY STATEMENT

    Pursuant to that certain Agreement and Plan of Merger, dated as of May 25, 1999 (the "Merger Agreement"), among the Company, ET Acquisition, Inc., a Maryland
corporation and a wholly-owned subsidiary of the Company ("Sub"), Eastern Technology Manufacturing Corporation, a Maryland corporation ("Eastern Tech"), and the Investor, Sub was merged with and into
Eastern Tech, with Eastern Tech continuing as the surviving corporation (the "Merger"). Pursuant to the Merger Agreement, Larry Seiler received 250,000 shares of the Company's common stock, par value
$.001 per share (the "Common Stock"), as consideration for the Merger. As a condition of the Merger Agreement, Larry Seiler entered into the Lock-Up Agreement attached hereto. Larry Seiler desires to
transfer some of his 250,000 shares of the Company's common stock to the Investor pursuant to paragraph 2.2.1 of the Lock-Up Agreement. Investor agrees to be bound by the Lock-Up Agreement in the same
manner as Larry Seiler and to take the Common Shares subject to all of the terms and conditions of the Lock-Up Agreement.

    NOW,
THEREFORE, the parties agree as follows:

    1.  The
Investor agrees to be bound by all of the terms, covenants and conditions of the attached Lock-Up Agreement, in the same manner and to the same extent as Larry
Seiler. Investor agrees that he/she takes these shares subject to the restrictions set out in the attached Lock-Up Agreement. Thus, any transfer in violation of the Lock-Up Agreement will be null and
void and of no force and effect.

    2.  Investor
represents and warrants that these shares are being acquired for investment only, and not with a view to resale or distribution. Further, Investor
acknowledges that he/she has had full access to all public filings of the Company, has had an opportunity to ask questions, and is relying on Lawrence Seiler to provide he/she with advice and
assistance in purchasing these shares. Investor further represents and warrants that he/she is sophisticated in business and can afford to lose all monies invested to acquire these shares and that
this investment is risky.

    3.  Investor
acknowledges that the share certificates acquired will be imprinted with a LEGEND. Each certificate representing the Lock-Up Shares shall bear a legend
substantially in the following form:

THE
SHARES REPRESENTED BY THIS CERTIFICATE SHARES HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, AND MAY NOT BE OFFERED, SOLD OR OTHERWISE TRANSFERRED, PLEDGED, OR HYPOTHECATED
UNLESS AND UNTIL SUCH SHARES ARE REGISTERED UNDER SUCH ACT OR AN OPINION OF COUNSEL SATISFACTORY TO THE COMPANY IS OBTAINED TO THE EFFECT THAT SUCH REGISTRATION IS NOT REQUIRED. IN ADDITION, SUCH
SHARES ARE SUBJECT TO THE TERMS OF A LOCK-UP AGREEMENT WITH THE COMPANY DATED MAY 25, 1999 AND MAY NOT BE TRANSFERRED EXCEPT IN COMPLIANCE THEREWITH.

    IN
WITNESS WHEREOF, the parties have executed this Agreement as of the date first above written.

	 
	 	 

	THE COMPANY	 	THE INVESTOR
	 

View Systems, Inc.	 
 	 

Serafina Seiler
	 

By:
Name:
Title:
	 
 	 

By:
Name:
Title:

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Exhibit 4.5Prepared by MERRILL CORPORATION www.edgaradvantage.com

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 Exhibit 4.6  

Consulting Agreement with Tom Cloutier Granting Warrants and Registration Rights

Consulting Agreement

    This
Agreement is made effective as of December 9, 1999, by and between View Systems, Inc., of 9693 Gerwig Lane, Suite O, Columbia, Maryland 21046, and Tom Cloutier,
2452 E. Camino Pelicano, Palm Springs, California 92262.

    In
this Agreement, the party who is contracting to receive services shall be referred to as "View", and the party who will be providing the services shall be referred to as
"Cloutier".

    Cloutier
has a background in investor relations, direct marketing, publishing, public relations and advertising with expertise in the dissemination of information about publicaly
traded companies.

    View
desires to have services provided by Cloutier.

    Therefore,
the parties agree as follows:

    1.  DESCRIPTION OF SERVICES.  Cloutier has been performing and shall perform the following services for
View: investor relations, direct marketing, publishing, public relations and advertising, dissemination of information about View, fulfillment, internet related services.

    2.  PERFORMANCE OF SERVICES.  The manner in which the Services are to be performed and the specific hours
to be worked by Cloutier shall be determined by Cloutier. View will rely on Cloutier to work as many hours as may be reasonably necessary to fulfill Cloutier's obligations under this Agreement.
Cloutier will report to Gunther Than during this engagement.

    3.  PAYMENT.  View shall pay Cloutier $5,000 per month for his services. In addition, View grants
Cloutier warrants to 44,000 purchase shares of common stock in View at an exercise price of $2.00 per share. These warrants may be exercised at any time from the date of this agreeent to
5 years thereafter. View agrees to register for resale, at its expense, the shares issuable upon exercise of the warrants in its next primary and/or secondary registration of securities
pursuant to the Securities Act of 1933, as amended. This registration obligation includes View's obligation to (i) use its best efforts to register or qualify the shares acquired upon exercise
of the warrants for offer or sale under state securities or blue sky laws of such jurisdictions as Cloutier shall reasonably request and do any and all other acts and things which may be necessary or
advisable to enable Cloutier to consummate the proposed sale, transfer or other disposition of such securities in any jurisdiction; and (ii) furnish to Cloutier any prospectus included in any
such registration statement, and all amendments and supplements to such documents, in each case as soon as available and in such quantities as Cloutier may from time to time reasonably request.

    4.  NEW PROJECT APPROVAL.  Cloutier and View recognize that Cloutier's Services will include working on
various projects for View. Cloutier shall obtain the approval of View prior to the commencement of a new project.

    5.  TERM/TERMINATION.  This Agreement may be terminated by either party upon 30 days notice to the
other party.

    6.  RELATIONSHIP OF PARTIES.  It is understood by the parties that Cloutier is an independent contractor
with respect to View, and not an employee of View. View will not provide fringe benefits, including health insurance benefits, paid vacation, or any other employee benefit, for the benefit of
Cloutier.

    7.  DISCLOSURE.  Cloutier is required to disclose any outside activities or interests, including
ownership or participation in the development of prior inventions, that conflict or may conflict with the

best interests of View. Prompt disclosure is required under this paragraph if the activity or interest is related, directly or indirectly, to:

    —a
product or product line of View 

    —a manufacturing process of View 

    —a customer or potential customer of View 

    —a product or system design of View 

    —a distributor, reseller or OEM of View

    8.  INDEMNIFICATION.  Cloutier agrees to indemnify and hold View harmless from all claims, losses,
expenses, fees including attorney fees, costs, and judgments that may be asserted against View that result from the acts or omissions of Cloutier, Cloutier's employees, if any, and Cloutier's agents.

    9.  ASSIGNMENT.  Cloutier's obligations under this Agreement may not be assigned or transferred to any
other person, firm, or corporation without the prior written consent of View.

    10.  NONSOLICITATION.  During the term of this Agreement, and for 12 months thereafter, Cloutier
shall not solicit or hire View's employees to work for it, nor shall he solicit View's customers to sell products substantially similar to View's products. During the term of this Agreement, and for
12 months thereafter, Cloutier shall not compete, directly or indirectly with View, in producing, selling and distributing products that are substantially similar to View's products.

    11.  CONFIDENTIALITY.  View recognizes that Cloutier has and will have the following information:

    —inventions

    —products 

    —prices 

    —costs 

    —discounts 

    —future plans 

    —business affairs 

    —trade secrets 

    —technical information 

    —customer lists 

    —product design information 

    —copyrights

and
other proprietary information (collectively, "Information") which are valuable, special and unique assets of View and need to be protected from improper disclosure. In consideration for the
disclosure of the Information, Cloutier agrees that he will not at any time or in any manner, either directly or indirectly, use any Information for Cloutier's own benefit, or divulge, disclose, or
communicate in any manner any Information to any third party without the prior written consent of View. Cloutier will protect the Information and treat it as strictly confidential. A violation of this
paragraph shall be a material violation of this Agreement.

    12.  UNAUTHORIZED DISCLOSURE OF INFORMATION.  If it appears that Cloutier has disclosed (or has
threatened to disclose) Information in violation of this Agreement, View shall be entitled to an injunction to restrain Cloutier from disclosing, in whole or in part, such Information, or from
providing any services to any party to whom such Information has been disclosed or may be disclosed. View shall not be prohibited by this provision from pursuing other remedies, including a claim for
losses and damages.

    13.  CONFIDENTIALITY AFTER TERMINATION.  The confidentiality provisions of this Agreement shall remain in
full force and effect after the termination of this Agreement.

    14.  RETURN OF RECORDS.  Upon termination of this Agreement, Cloutier shall deliver all records, notes,
data, memoranda, models, and equipment of any nature that are in Cloutier's possession or under Cloutier's control and that are View's property or relate to View's business.

    15.  NOTICES.  All notices required or permitted under this Agreement shall be in writing and shall be
deemed delivered when delivered in person or deposited in the United States mail, postage prepaid, addressed as follows:

IF
for View: 

View Systems, Inc. 

Gunther Than, President 

9693 Gerwig Lane, Suite O 

Columbia, Maryland 21046

IF
for Cloutier: 

Tom Cloutier 

2452 E. Camino Pelicano 

Palm Springs, California 92262

Such
address may be changed from time to time by either party by providing written notice to the other in the manner set forth above.

    16.  ENTIRE AGREEMENT.  This Agreement contains the entire agreement of the parties and there are no
other promises or conditions in any other agreement whether oral or written. This Agreement supersedes any prior written or oral agreements between the parties.

    17.  AMENDMENT.  This Agreement may be modified or amended if the amendment is made in writing and is
signed by both parties.

    18.  SEVERABILITY.  If any provision of this Agreement shall be held to be invalid or unenforceable for
any reason, the remaining provisions shall continue to be valid and enforceable. If a court finds that any provision of this Agreement is invalid or unenforceable, but that by limiting such provision
it would become valid and enforceable, then such provision shall be deemed to be written, construed, and enforced as so limited.

    19.  WAIVER OF CONTRACTUAL RIGHT.  The failure of either party to enforce any provision of this Agreement
shall not be construed as a waiver or limitation of that party's right to subsequently enforce and compel strict compliance with every provision of this Agreement.

    20.  APPLICABLE LAW.  This Agreement shall be governed by the laws of the State of Maryland.

Party
receiving services: 

View Systems, Inc.

	By:	 	

	 	 	Gunther Than

President
	 

Party providing services:
	 

 Tom Cloutier

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Exhibit 4.6

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