LOCK-UP AGREEMENT ADVANCED COMMUNICATIONS TECHNOLOGIES, INC

                                                                    Exhibit 10.2

                                LOCK-UP AGREEMENT

                    ADVANCED COMMUNICATIONS TECHNOLOGIES, INC

         The undersigned hereby agrees that:

         For a period   commencing   on the date hereof and   expiring one (1) year

after the date hereof,   he, she or it will not, directly or indirectly,   without

the prior written   consent of Advanced   Communications   Technologies,   Inc. (the

"Company")   issue,   offer,   agree   or offer to   sell,   grant an   option   for the

purchase   or sale of,   transfer,   pledge,   assign,   hypothecate,   distribute   or

otherwise   encumber of dispose of the   securities of the Company set forth below

issued   to the   undersigned   on or about   the   date   hereof,   or any   beneficial

interest   therein   (co