What Money Transfer System It Is Better To Choose?

andrey says : The point is that I am going to develop an international web site and deliver some information services for people worldwide. What money transfer system it is better to choose if I want the customers from such regions as USA, Canada and Europe can easily pay for my services? How to organize credit card payment? Western Union – reliable but very expensive money transfer system?
Andrey Fidrya, from Innovative IncorpoFriendship - InnoInco Inc.