Craigslist is not only a huge marketplace to sell products and services, but it can also be a handy research tool. In steps HEYCRAIG, a customizable search tool for postings on craigslist.
HEYCRAIG is simple and effective. There are three fields to complete - the item you are looking for, an e-mail address where you want to receive updates and the city in which you are searching. Once you click "yoink" results will appear for your search and you will receive an e-mail asking for confirmation for e-mail updates. From there, the system is automated and you will receive periodic e-mails when new items are listed that match your search.
HEYCRAIG can be a very nice tool to help take the "temperature" of particular items or services for sale online. If you plan on selling through craigslist, give it a try before posting your item for sale to make sure you're hitting the right market price.
Quick tip: Keep the confirmation e-mail. It has a link to your custom search page where you can delete the search once finished with it.