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  2. Quantitative notrump bids - Wikipedia

    en.wikipedia.org/wiki/Quantitative_notrump_bids

    A bid of 4NT "invites" opener to: bid 6NT with a maximum holding of 14 HCP (19 + 14 = 33 which is sufficient) pass with a minimum 12 HCP (20+ 12 = only 32) with partnership agreement, bid 5NT holding 13 HCP - asking partner to bid 6NT with 20 HCP and to pass holding 19 HCP. An opening bid of 2NT shows 20, 21 or 22 HCP.

  3. List of bidding systems - Wikipedia

    en.wikipedia.org/wiki/List_of_bidding_systems

    This is a list of bidding systems used in contract bridge. [1] [2] Systems listed have either had an historical impact on the development of bidding in the game or have been or are currently being used at the national or international levels of competition. Bidding systems are characterized as belonging to one of two broadly defined categories:

  4. Construction bidding - Wikipedia

    en.wikipedia.org/wiki/Construction_bidding

    Bid solicitation is the process of making published construction data readily available to interested parties, including construction managers, contractors, and the public. There are several services, including government entities and private plan rooms, that allow project owners to release project details to solicit and obtain contractor bids.

  5. Construction estimating software - Wikipedia

    en.wikipedia.org/wiki/Construction_estimating...

    A cost estimator will typically use estimating software to estimate their bid price for a project, which will ultimately become part of a resulting construction contract. Some architects, engineers, construction managers, and others may also use cost estimating software to prepare cost estimates for purposes other than bidding such as budgeting ...

  6. Asking bid - Wikipedia

    en.wikipedia.org/wiki/Asking_bid

    In contract bridge, an asking bid is a convention used to seek a slam accurately. There are two types - suit asking bids and notrump asking bids. Constructed by bridge pioneer Ely Culbertson in the 1940s, they have been superseded by other methods; however, one remaining commonly used asking bid is the 5NT Grand slam force.

  7. Bidding box - Wikipedia

    en.wikipedia.org/wiki/Bidding_box

    Bidding box for contract bridge. A bidding box is a device used for bidding in bridge, usually in duplicate bridge competitions. Made in various configurations and sizes, it is typically a plastic box with two holding slots, each containing a set of bidding cards: one with 35 cards with symbols of bids, and the other with cards for other calls (pass, double, etc.).

  8. Bridge Base Basic - Wikipedia

    en.wikipedia.org/wiki/Bridge_Base_Basic

    Bridge base basic, also known as BBO basic, is a bidding system for the game of bridge based on the Standard American Yellow Card (SAYC). It is simplified, suitable for beginners, and widely used in internet bridge, particularly on Bridge Base Online . [ 1 ]

  9. Standard American - Wikipedia

    en.wikipedia.org/wiki/Standard_American

    "Standard American" was the label given to the bridge bidding system developed by Charles Goren and his contemporaries in the 1940s. This system employed the 1915 point-count method to evaluate the strength of a bridge hand. Most bids had fairly specific requirements regarding hand strength and suit distribution.