Choosing a baby sitter online is no less safe than choosing one from a newspaper ad. You will still have to do the background check, check references and conduct interviews. The idea of getting a baby sitter from online is making it convenient. You have all of the tools at sites like Sitter City to read several sitter profiles and one time. You can do background checks from the site as well. A sitter city reviews confirm that this is a faster and convenient way to find a babysitter. You can have the peace of mind knowing that you did your research.