I have personally tried to search in online for several trustable donor sources. When contacted most of them were not up to my expectations. I wanted a place which will first help me out in understanding the whole process. In that perspective I have called and visited them a couple of times and found them to be really patient. Here am now blessed with a baby girl!
I have tried buying a couple of soccer accessories and Jerseys with them. The pricey was slightly more but the quality was pretty good. Definitely worth if you are ready to shell some extra bucks for more quality.