Yes. For Overstock Deals and Limited Time Deals, you need to pay the deal price stated. For Group Buying Deals, you need to ‘commit’ to the purchase if the Deal is not ‘on’ and only when the deal is ‘on’, you will be charged.
You do not need to pay AP for facilitating the transaction. Enjoy the AP service for FREE! AP is the preferred location for stores to tell you about the Overstock Deals, Limited Time Deals and Group Buying Deals they are running so keep it on your home screen and check in before you buy anything so you know which stores are running Overstock Deals, Limited Time Deals and Group Buying Deals at that time.