There have been a couple companies that have tried this in the past. - Users are going to make requests where you have to say no very frequently. - You'll atte

There have been a couple companies that have tried this in the past. - Users are going to make requests where you have to say no very frequently. - You'll attempt to go fill that side of your marketplace with vendors, and you'll get a couple. - Managing vendor churn will be a nightmare, especially once scheduling comes into play. - The fee you earn on each transaction won't be enough to pay for a quality human to do the matching, unless you mark up the transactions a significant degree, which is possible, but is mostly a medium-sized business.