Rubber bridge they must play a card of the suit led if they have one. A player who has no cards of the suit led may play any card either discarding or trumping. A trick is won by the highest card of the suit led unless trumps are played, when the highest trump wins. The winner of the trick leads to the next trick. The main article includes a detailed description of rubber bridge scoring with examples. Essentially, each winning bid's value is scored "below the line" (e.g., 3 Spades nets 90 points below the line) and overtricks, bonuses, etc. are scored
Reverse auction expires. The buyer with the highest offer wins the right to purchase the item for the price determined at the end of the auction. A reverse auction is different in that a single buyer offers a contract out for bidding (by either using specialized software or through an on-line marketplace). Multiple sellers are then able to offer bids on the contract. As the auction progresses, the price decreases as sellers compete to offer lower bids than their competitors whilst still meeting all of the specifications of the original contract. Bidding performed in real-time via the Internet results in a dynamic,