In addition to access, many public libraries offer training and support to computer users. Once access has been achieved, there remains a large gap in people's online abilities and skills. For many communities, the public library is the only agency offering free computer classes, information technology learning and an affordable, interactive way to build digital skills. , 91% of libraries offer free wireless Internet to their patrons; 76% offer e-books for borrowing; and 90% offer formal or informal technology training. A significant service provided by public libraries is assisting people with e-government access and use of federal, state and local government information, forms and services.