Sadece Osprey'in kitaplarına giriş yasak. Bunun için bazı şartlar var. Sitede kısaca şöyle sıralanmış.

1. Donate 5$ with Pay Pal - to [email protected]

2. Change your email address to your home/work provider. We nolonger give access to free mail services - like hotmail, gmail, msn and etc..

3. To become an active user - post useful information or links more than 15 times

4. Get invites from our friends or the forum admin.

Mail back when you have done it - [email protected] or [email protected]