$75 gift certificate. UrbanSitter is an online resource where parents go to find and book babysitters recommended by people they know. Looking for the occasional sitter, full-time nanny, or last minute help? UrbanSitter will find available sittersand show you the ones recommended by parents in your social circles (mother's group, child's school, sports team, etc.). Search sitters by date and time, book jobs, and even pay onlineit's quick, easy and efficient.