1. A computer implement method of obtaining information from a webserver, the method comprising: by a first computer processor, obtaining a first Uniform Resource Identifier (“URI”) from a prioritized URI queue; by the first computer processor, utilizing the first URI at a first URI access time to request first content from the webserver; by a second computer processor, parsing the first content a first time for first price and product information and saving the result as a first parse result in a first computer memory; by the first computer processor, utilizing the first URI at a second URI access time to request second content from the webserver; by the second computer processor, parsing the second content for second price and product information, and saving the result as a second parse result in the first computer memory; and by the second computer processor, determining that the first parse result is different than the second parse result and setting a time for accessing the first URI in the prioritized URI queue based on the difference.
2. The method according to claim 1 , wherein determining that the first parse result is different than the second parse result further comprises determining a change interval.