Personally, I've never had issues with Paypal, but I know a lot of you have. Seem alternatives must be eating in to their bottom line enough they are finally willing to change some of their policies.
PayPal: 'Aggressive changes' coming to frozen funds policy - Jan. 21, 2013
Too little too late?
PayPal: 'Aggressive changes' coming to frozen funds policy - Jan. 21, 2013
Too little too late?