Apple ipod

"I can write an iPhone application for a company not for me?

For example, not Google, but I could make and sell a program preventing access to its email service Gmail? (PS I'm actually writing an application linked to Google, so if you Please answer the question in the general sense)

Yes – for example, there are many programs in the App Store twitter written people who have nothing to do with twitter. The same applies to services instant messaging applications including MSN, Yahoo, AOL, etc.

UITableView iPhone SDK Programming Example – Part 2