The internet: please correct my essay thanks

The internet is one of the best tools righ now. It’s used to save time and money basically. Its functions help to do that. The main function is the communications, for that reason was created. However now internet have another functions which are to do business, education and entertainment. Now anyone can do shopping through the internet, could study, read the news and watch a movie. All this functions were added recently and impacted any life included mine,