Paypal alternatives: do you have one?

Merle is the author of a book containing a lot of "must know" resources for small businesses, including alternatives to the popular Paypal web based payment system. Excerpts from the book were published by the Site Pro News Newsletter on his June 20th edition
I've worked with Paypal for five years now, and it's been good to me so far, however, I heard stories from customers whose Paypal accounts were frozen for some months due to reasons not always very clear to them.
Paypal is an unexpensive online payment gateway allowing members to start accepting credit cards online, and can be integrated and any shopping cart.
Would you like to share your experiences with Paypal? Click the "comments" link below to leave your comments or start a conversation.