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  2. Amazon raises free shipping minimum for some non-Prime ... - AOL

    www.aol.com/amazon-raises-free-shipping-minimum...

    To qualify for free shipping, non-Prime members typically have to purchase an order totaling at least $25. On Monday, the e-commerce giant said it has raised that minimum to $35.

  3. Bin packing problem - Wikipedia

    en.wikipedia.org/wiki/Bin_packing_problem

    The bin packing problem[1][2][3][4] is an optimization problem, in which items of different sizes must be packed into a finite number of bins or containers, each of a fixed given capacity, in a way that minimizes the number of bins used. The problem has many applications, such as filling up containers, loading trucks with weight capacity ...

  4. Free Shipping Day - Wikipedia

    en.wikipedia.org/wiki/Free_Shipping_Day

    In 2011, Free Shipping Day became a billion-dollar shopping holiday with $1.072 billion in sales, [5] followed by $1.01 billion during Free Shipping Day 2012. [ 6 ] In 2013, Knowles changed the format of Free Shipping Day to only include merchants that could waive all minimum order requirements and guarantee delivery by Christmas Eve. [ 7 ]

  5. Free shipping - Wikipedia

    en.wikipedia.org/wiki/Free_shipping

    This figure has been consistent for the last few years (ranging between 58% and 69%). Moreover, US respondents asked in the survey listed free shipping (54% mentions) as a most important factor for online shipping. Next in line were exclusive online deals (23%), no sales tax (10%), fast shipping (9%) and in store pickup (5%). [3]

  6. There is nothing to download, just start playing any of our free online puzzle games right now! Browse and play any of the 40+ online puzzle games for free against the AI or against your friends ...

  7. Knapsack problem - Wikipedia

    en.wikipedia.org/wiki/Knapsack_problem

    Definition. The most common problem being solved is the 0-1 knapsack problem, which restricts the number of copies of each kind of item to zero or one. Given a set of items numbered from 1 up to , each with a weight and a value , along with a maximum weight capacity , subject to and . Here represents the number of instances of item to include ...

  8. Pre-order - Wikipedia

    en.wikipedia.org/wiki/Pre-order

    Pre-order incentive, also known as pre-order bonus, is a marketing tactic in which a retailer or manufacturer / publisher of a product (usually a book [1] or video game) encourages buyers to reserve a copy of the product at the store prior to its release. Reasons vary, but typically, publishers wish to ensure strong initial sales for a product ...

  9. AOL Mail

    mail.aol.com

    You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.