Improvement required site Bulletin boards!

CMS AWEBCOM BOARD
1) Make Raising the ad in the ad Board every 20 hours able users.
I mean, people have registered, filed a Declaration in his account there is a button near the ad to lift up, push on it and say 20 hours the button is not active. Obyavka up and takes off.
2)Introduce the auction ad. Let's say the ad 2 place your starting price 1 place in section 1$, then enters the cost of clicks, pays and the ad at the top if in the same section, another wanted more money pays the same steps and it overtakes and so on. (And I acted in the VIp section which are attached at a certain time at the top. The VIP system is)