Where Can You Get Used UGG Boots Besides EBAY?

i need to get some used UGG boots size 9 but I dont want to use EBAY because you have to have PAYPAL and a credit card which I dont because Im only in 8th grade.Do you know where I can get used UGG boots besides EBAY? Do you have any you want to sell? warnerchelsea91@yahoo.com send me pics and the amount you want for them.