People can read my documents far better printed/emailed than by hand written.
I can search the internet for an answer to almost any problem. I can contact people free of charge by email, msn etc... My PC can provide me with entertainment, works PC's enable me to do my job better. My PC allows me to do online banking and therefore reducing the amount of times I need to visit a bank/company and at the same time saving the environment as I'm not using petrol. The list goes on...