I agree on Ryan. His foundation is great and they make the autograph process really easy. It's also cheap compared to the caliber of player. Kareem Abdul-Jabbar has a similar process with his foundation.
I get the annoyance at the cost but at the same time if you really need Jeter, these signings are probably your only chance. At least the chance is there for Jeter and Brady if you're willing to pay. I don't think the opportunity will ever be there for Jordan.
I got this signed through Ryan's foundation:
