It's poor form to use a referral link that will personally benefit you in this sort of context. It diminishes your point, making you look like any other spammer or paid shill.
Despite using a referral url, I will back them up in that Dwolla is much better for this. Also it can be set to auto deposit each transaction into your account as payments come in.
The Wright Bothers weren't the first to fly. They were just the first not to crash.