"yawnmoth" <terra1024@yahoo.com> wrote in message
news:1190080457.925765.136030@22g2000hsm.googlegro ups.com...
> Websites like amazon.com, newegg.com, bestbuy.com, etc, have pages,
> replete with information, for each and every single product they
> sell. My question is... where do they get this information from?
>
> Websites like facebook.com and digg.com have API's that let you pull
> information in an easy to parse XML format that, in theory, should
> never change, even whilst the layout of the website does. Is that
> what websites like bestbuy.com does? Does bestbuy.com pull it's
> information in an easy-to-parse from it's vendor?

All this information is provided by the manufacturer/producer/publisher/etc.

The vendor will store this information in their own database.

And/Either:
a) The vendor will check routinely for updates on product information
b) The manufacturer/producer/publisher/etc will contact the vendor when
the product information changes