The term SUPPORT (COMPUTER HELP) can be solved by the 4-letter word TECH. A technician, or tech, is a professional who provides technical assistance to customers or other professionals in the field of information technology. Techs are often employed by companies to provide technical SUPPORT for their products and services. They may also work independently as freelancers or consultants. Techs are knowledgeable in a variety of COMPUTER systems, software, hardware, and networking technologies. They are able to diagnose and troubleshoot problems, as well as provide advice and guidance on how to use technology effectively.