If I am selling something on-line I only accept U.S. Postal Service Money orders. They are readily available, and I know they are good.
Sorry paypal, I don't know you personally, you can't have access to my personal accounts...and I am not expending the time, effort, and funds to maintain one just for you.
I guess writing and address on an envelope and affixing a stamp makes getting a good deal to hard for the instant gratification generation...MORE GOOD DEALS FOR ME!!!