TripIt.com and LinkedIn.com have partnered up to provide a social networking application with which you can share your upcoming travel plans with your connections and networks on LinkedIn.  This is one way solos can connect with people they already know when they’re on the road.  Click on the play button below to see how it works:

I’ve just set this up on my own LinkedIn account, so it’s too soon to tell how effective it is, but theoretically, it could be very useful.  I’ll keep you posted.