"People You May Know". "Who to Follow". "You Might Like". Suggestions can be great for finding and connecting with new people. Unfortunately, Facebook's friend suggestions have typically been, what's the word for it? Screwy. Spammers, random people with no mutual friends, and so on.
While Twitter and Google+ have been okay, the whole friend suggestion model in general is flawed. With how social networks are evolving, the basic functions should evolve as well.
Here's a tip that would make suggestions far more targeted. How often do you connect with people from friend/follow suggestions?