When it comes to starting new relationships, most people have traditionally needed a little help from their friends.
And even with all the communications technologies and online dating sites in this era, most of us would probably still be grateful for a good old-fashioned matchmaker.
As we figure out how to meet more and more of our offline needs in online marketplaces, one key issue always arises -- trust. How do we know we can trust the people we meet online?
And if this is an issue with sharing or exchanging things, like our apartments (Airbnb), cars (Getaround), and services (Zaarly), it's even more the case with the decisions about which people will take care of our kids.
San Francisco-based UrbanSitter has emerged over the past six months to help parents and babysitters meet up. It starts with Facebook Connect.