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  2. Bidding system - Wikipedia

    en.wikipedia.org/wiki/Bidding_system

    In natural systems, most bids (especially in the early phase of the bidding) denote length in the suit bid. In artificial systems, the bids are more highly codified, so that for example a bid of 1 ♣ may not be related to a holding in the club suit. Natural system(s) are the "lingua franca" of bridge players, with regional variations. Thus, a ...

  3. Contract A and Contract B in Canadian contract law - Wikipedia

    en.wikipedia.org/wiki/Contract_A_and_Contract_B...

    In essence, this concept boils down to the right of an individual to have equal opportunity to be successful with their bid for work. A Contract B is formed when an owner formally accepts a bid or, colloquially, a submission of price. Only a single Contract B is formed between, the owner and the successful bidder.

  4. 2/1 game forcing - Wikipedia

    en.wikipedia.org/wiki/2/1_game_forcing

    2/1 game forcing (Two-over-one game forcing) is a bidding system in modern contract bridge structured around the following responses to a one-level opening bid: a non-jump response in a new suit at the one-level is constructive and forcing for one round, a non-jump response in a new suit at the two-level is forcing to game, and

  5. Quantitative notrump bids - Wikipedia

    en.wikipedia.org/wiki/Quantitative_notrump_bids

    An opening bid of 2NT shows 20, 21 or 22 HCP. If responder has 13 HCP, then a small slam looks certain (13 + 20 opener's minimum = 33) and should be bid; If responder has 11 or 12 HCP, then a small slam is a possibility but more information is needed about opener's hand before it should be bid. This is where a quantitative bid should be made.

  6. Invitation to tender - Wikipedia

    en.wikipedia.org/wiki/Invitation_to_tender

    A tender announcement from the Indonesian Ministry of Finance. An invitation to tender (ITT, also known as a call for bids [1] or a request for tenders) is a formal, structured procedure for generating competing offers from different potential suppliers or contractors looking to obtain an award of business activity in works, supply, or service contracts, often from companies who have been ...

  7. XYZ convention - Wikipedia

    en.wikipedia.org/wiki/XYZ_convention

    For example, on the sequence 1 ♣-1 ♠ (with or without opponent's interfering);1NT-2 ♣;2 ♦,2 ♥ will show an invitational hand with minimum five spades and four hearts, 2 ♠ an invitational hand with minimum five spades (in which case one does not have four hearts) or possibly six spades with or without four hearts. 2NT will show a balanced invitational hand, 3 ♣ typically an ...

  8. Multi two diamonds - Wikipedia

    en.wikipedia.org/wiki/Multi_two_diamonds

    Multi-coloured 2 diamonds, is a contract bridge convention whereby the opening bid of 2D shows a defined range of hand types. These always include a weak-two bid in a major suit, and the second option, that must be a strong. The inherent ambiguity as to both suit and strength makes a powerful, and hence popular.

  9. Bidding - Wikipedia

    en.wikipedia.org/wiki/Bidding

    But it allows students to place bids and participate in a bid process that has an extended time duration of a couple of hours to days. In an Open Course bidding process, students are given insights about the exact winning bid required to win a seat at that particular moment in real-time. So they have the option to change/adjust bid points ...