Hey, we faced the same for our site.. imho: 1. Show the features, so people have some anticipation of what they get if they register / upgrade. Suggest you ma

Hey, we faced the same for our site.. imho: 1. Show the features, so people have some anticipation of what they get if they register / upgrade. Suggest you mark them differently graphically so people get an idea that this is "pro" or "vip" only. 2. Haha..we agonized over this for a full 5 mins! We settled for "Sign up" and "Log in", not "Sign in" 3. We let them login directly on home page - for your returning visitors its a massive saving every time. Your users will thank you 4. no idea :)