iTunes Appstore data extraction project

I need a script to routinely extract data from iPhone app store. The basic script using curl is done. You are expected to enhance it and store the data in a database for further use. Schema for database will be provided. You need to be proficient with: - PHP/Perl - SQL - Curl - Regular expressions To make a qualifying bid please send a PM with: - Explanation of your approach - Any issues you're aware of when extracting data from iTunes store - Examples of work related to curl and regular expressions More details will be provided through private message.