EXHIBIT 10.7 TRADEMARK LICENSE AGREEMENT WITH COLOR-SPEC TECHNOLOGIES, INC.


                          TRADEMARK LICENSE AGREEMENT

     This Trademark  License  Agreement  ("Agreement")  is by and between Color-
Spec  Technologies,  Inc., a Colorado  corporation  having it principal place of
business at 3225 E. 2nd Avenue,  Denver, CO 80206,  ("Licensor") and Real Estate
Opportunities, Inc., d/b/a PocketSpec Technologies, Inc., a Colorado corporation
having it principal  place of business at 3225 E. 2nd Avenue,  Denver,  CO 80206
("Licensee"),  to become  effective  on the date of last  signature  below  (the
"Effective Date").

                                    RECITALS
                                    --------

     WHEREAS,  Licensor is engaged in design and development of electronic color
and light analyzer  devices in connection with its use of its  distinctive  mark
"POCKETSPEC" and "POCKETSPEC TECHNOLOGIES, INC." ("the POCKETSPEC marks").

     WHEREAS, Licensee is in the business of, among other things,  manufacturing
and sales of electronic light analyzer  devices.  In connection with this aspect
of its business,  Licensee seeks to use the POCKETSPEC marks in association with
the  manufacturing,  marketing  and sale of certain  electronic  light  analyzer
devices.

     WHEREAS,  Licensee desires to obtain a license to the POCKETSPEC marks from
Licensor, and Licensor desires to provide such a license to Licensee pursuant to
the following terms and conditions.

                              TERMS AND CONDITIONS

In consideration of the mutual covenants contained herein and for other good and
valuable  consideration,  including the  technology  licensing  arrangement  and
corresponding  consideration  between the parties,  the  sufficiency of which is
hereby acknowledged, the parties agree as follows:

     1. DEFINITION.
     --------------


     1.1  Electronic  Devices  means  the hand held  electronic  color and light
analyzer devices that are being  manufactured  pursuant to a technology  license
agreement between Licensee and Licensor.

     1.2  Licensed  Marks  means the marks  identified  on  Appendix  A attached
hereto.

     1.3 Territory means the United States of America.

     2. LICENSE GRANT.
     -----------------
     Subject to all the terms and conditions hereof, Licensor grants to Licensee
an  exclusive,  non-transferable  and  non-assignable  right to use the Licensed
Marks in the Territory,  solely in connection with the manufacturing,  marketing
and sales of the  Electronic  Devices,  and the rights to sublicense  such uses.
Licensee  shall use the  Licensed  Marks  only in the form and  manner  and with
appropriate legends and markings as prescribed from time to time by Licensor.

     3. QUALITY CONTROL.
     -------------------
     Licensee  agrees  that all  services  promoted  and/or  provided  under the
Licensed  Marks,  and all uses of the  Licensed  Marks in  association  with the
Electronic  Devices  shall be of a nature and quality  conforming  to  standards
approved  by  Licensor.  Licensor  has the right to ensure  that the  nature and
quality of the services offered, and the goods manufactured and sold by Licensee
under the  Licensed  Marks  conform to  standards  approved by Licensor  and are
maintained at a level which reflects the high  standards of Licensor,  including
having Licensor's duly authorized  representatives inspect Licensee's use of the
Licensed Marks at mutually convenient times.

<PAGE>

     4. RIGHTS OF THE PARTIES.
     -------------------------
     Licensee  agrees that all use of the Licensed Marks by Licensee shall inure
exclusively to the ownership  benefit of Licensor.  Licensee  acknowledges  that
Licensor  is the sole  owner of all  right,  title  and  interest  in and to the
Licensed Marks. Licensor shall be responsible for taking all actions to register
the Licensed  Marks and comply with necessary  post-registration  filings at the
U.S. Patent and Trademark Office.


     5. ENFORCEMENT AND PROTECTION OF LICENSED  RIGHTS.
     --------------------------------------------------
     Licensor  shall  have  the  sole  and  exclusive  right,   with  Licensee's
reasonable  cooperation,  to  pursue  protection  of the  Licensed  Marks and to
enforce  Licensor's rights in the Licensed Marks against third party infringers.
The  expenses of any such  enforcement,  including  legal  proceedings  relating
thereto,  shall by paid by Licensor and any and all recoveries from a lawsuit or
settlement  shall go  solely to  Licensor.  Licensee  agrees to notify  Licensor
promptly of any suspected  infringement  of the Licensed Marks which may come to
its attention and further agrees to assist  Licensor,  at Licensor's  reasonable
request, in any lawsuit or any other dispute involving the Licensed Marks.

     6. TERM AND TERMINATION.
     ------------------------
     The  term of this  Agreement  shall  commence  on the  Effective  Date  and
continue for a period of ten (10) years unless this  Agreement is  terminated at
an earlier time. This term shall automatically be renewed for an additional five
(5) year term unless  either party  provides,  at least sixty (60) days prior to
the  expiration of the term,  written  notice of  non-renewal  of the Agreement.
Either  party may  terminate  this  Agreement  at any time upon thirty (30) days
written  notice  to  the  other  party,   without  cause.  This  Agreement  will
automatically  terminate  if,  at any  time,  Licensee  discontinues  use of the
Licensed Marks, as authorized herein, for a period of two (2) months.

     7. EFFECT OF TERMINATION.
     -------------------------
     In the event of termination of this Agreement,  Licensee shall  immediately
and permanently cease all use of the Licensed Marks.  Licensee further covenants
and agrees that  Licensee  shall at no time  following the  termination  of this
Agreement use any marks confusingly similar to the Licensed Marks.

     8. RELATIONSHIP OF THE PARTIES.
     -------------------------------
     Licensor and Licensee  agree that their  relationship  is that of owner and
non-exclusive licensee, respectively, of the Licensed Marks. This Agreement does
not establish any agency, joint venture, or partnership relationship between the
parties.  Licensee  shall have no right or  authority to act for, or to bind the
Licensor  in any way,  or to sign  the name of  Licensor  or to  represent  that
Licensor  is in any way  responsible  or liable  for the acts,  written  or oral
statements, or omissions of Licensee.

     9. LIMITATIONS OF LIABILITY AND INDEMNIFICATION.
     ------------------------------------------------
     LICENSOR  ASSUMES NO LIABILITY TO LICENSEE OR THIRD PARTIES WITH RESPECT TO
ANY SERVICES  OFFERED OR GOODS  MANUFACTURED  AND SOLD BY LICENSEE IN CONNECTION
WITH ANY RIGHTS GRANTED UNDER THIS  AGREEMENT.  Licensee agrees to indemnify and
hold  harmless   Licensor,   its   officers,   directors,   agents,   employees,
subsidiaries,  and attorneys against all claims,  demands,  liabilities,  suits,
actions,  or losses,  including all  reasonable  expenses and  attorneys'  fees,
incurred by or imposed on Licensor,  its agents or  employees,  through  claims,
demands,  suits or actions of third parties  involving any services  provided or
goods manufactured,  marketed and sold by Licensee in connection with use of the
Licensed Marks.

     10. GENERAL PROVISIONS.
     -----------------------

     10.1  Transferability.  This  Agreement  is personal to  Licensee,  and any
assignment  or any other  attempted  transfer by Licensee  without prior written
consent of Licensor,  which consent shall not be unreasonably withheld, shall be
null and void.

     10.2 Entire  Agreement.  This Agreement sets forth the entire Agreement and
understanding of the parties hereto and supersedes all previous oral and written
representations or agreements relating to the subject matter hereof.

     10.3  Modifications.  No  modifications,  amendments or supplements to this
Agreement  shall be effective for any purpose unless agreed to in writing signed
by both parties.

     10.4  Governing  Law.  This  Agreement  shall be governed and  construed in
accordance  with the laws of the State of Colorado.  The parties  further  agree
that all  lawsuits  or other  legal  actions  relating  to or arising  from this
Agreement  shall  be  commenced  and  prosecuted  only in  courts  of  competent
jurisdiction located within the State of Colorado.

     10.5 Severability/Non-waiver. Licensor and Licensee acknowledge that if any
provision of this  Agreement  violates or  contravenes  any law, such  provision
shall be deemed severed and not a part hereof and the remainder  hereof shall be
in full force and  effect.  The  parties  further  acknowledge  that no delay or
omission  on the part of  either  party  in  exercising  any  right  under  this
Agreement  shall  operate as a waiver of such right or any other right;  that no
waiver  of any right  under  this  Agreement  shall be  binding  unless it is in
writing and signed by a duly  authorized  representative  of both  Licensor  and
Licensee;  and that a waiver on one occasion  shall not be construed as a bar to
or a waiver of any right on any future occasion.

     10.6 Notices.  Any required notices  hereunder shall be given in writing by
certified  mail or overnight  express  delivery  service  (such as FedEx) at the
address of each party  below,  or to such other  address or as either  party may
ubstitute by written notice. Notice shall be deemed served when delivered or, if
elivery  is not  accomplished  by reason or some  fault of the  addressee,  when
tendered.

If to Licensor: Color-Spec Technologies, Inc.

Attn:  Chief Executive Officer
Address:  3225 E. Second Avenue
          Denver, CO  80206

If to Licensee:  Real Estate Opportunities, Inc. d/b/a
PocketSpec Technologies, Inc.
Attn: Chief Executive Officer
Address:  3225 E. Second Avenue
          Denver, CO  80206

IN WITNESS WHEREOF,  each party hereto has had this Agreement  executed by their
duly authorized representative.





Color-Spec Technologies, Inc.






Real Estate Opportunities, Inc., d/b/a  PocketSpec
Technologies, Inc.
By:  /s/
    --------------------------------

Print Name:
           -------------------------

Date:  -----------------------------
By:  /s/
     -------------------------------

Print Name:
            ------------------------

Date:
      ------------------------------



APPENDIX A

Licensed Marks are as follows:

1.       POCKETSPEC, Federal Trademark Application, Serial No.
76/180757, filed
         December 14, 2000.

2.       POCKETSPEC TECHNOLOGIES, INC., Federal Trademark
Application to be filed by Licensor on October 5, 2001.