A limit bid is a bid in which the bidder puts a tight upper limit on his point count. In natural systems, it is accomplished by bidding the highest contract which can be made given the information received from partner. For example, if partner shows 13 or more points with an opening of 1♥ and I have 10 points and heart support, I might bid 3♥, since together we have 23 points, in addition to whatever my partner has not yet disclosed, and that is roughly enough to make a 3-level suit contract. More formally, the following three bids are almost always limit bids: