technical consultation and computer application development services in the field of bar code and radio frequency identification data capture systems, software and hardware; installation of computer software; up-dating of computer software for bar code radio frequency identification data capture systems; computer services, namely, designing and implementing for others wireless local area networks, end-to-end mobile computing systems and computer hardware and software systems for capturing, moving and managing data; consulting services in the field of design, selection, implementation and use of computer hardware and software systems for others; providing technical information concerning the features and interoperability of the software of third party software providers