1) Job one is to compare the pictures on eBay to pictures on the
Ping website. If the graphics match up perfectly, that's a good indication these are the real things. If you're really in doubt, then email your links to
Ping, and check back in a day or two.
2) I cannot make a loft recommendation for you based on a simple 'which is better'. I'll offer that for most golfers, more loft is better. But for you personally, I'd need to see your swing, and get some basic numbers.
3) If you've just spammed the forum, **** you and **** off. If not, welcome to GTO.