Technical support: Is a range of services providing assistance with technology products. In general, technical support services attempt to help the user solve specific problems with a product.
Big organizations frequently have internal technical support available to their staff for computer related problems.
Cost of the technical support
The cost of the support can change. Some companies offer free limited support when they hardware or software is bought; others charge for the service of telephonic support. Some of them are free by means of forums, rooms of chat, e-mail and some offer contracts of Support.