529070 Need Feed Created

the wanted section feed from craigslist I want to pull from that and have it load into my website as new projects, to make it look like people are posting jobs by the minute. I want to have it though remove any contact information. If the person browsing my website sends a message to that ad, I want it to send the message to the email address from the original poster for the ad but through my system and generate a username and password to the person receiving the message so they have to login to my system to read the message. for every wanted feed in every city/state in usa. This must be completed within the agreed specified time frame.