Custom Wordpress Plugin Development

Hi i need a custom plugin to compare up to 4 post based on custom fields data. I need to visualize the data like this [login to view URL];products=canon_ixus230hs&products=canon_ixus1100hs&products=canon_eos500d The data to compare are 6 custom fields and the site is a tourism agency who sell tourism packages. the custom fields i need to compare are this: Package Name: UK Awesome Summer! Package code: #415-DDS Price: $327 Days: 4 Nights: 3 Transport included: Yes It's very simple and i need ASAP contact me [Removed by admin. Please be advised that Posting/Exchanging/Asking of contact information is prohibited as per our Terms and Conditions. ]