I'd have to research it, but I'm guessing my +1's come from the following: 1. Funny gifs/videos 2. Posting strange, out of the blue/left field comments 3. Informative tweets/articles 4. Cuz I'm so rad!
Like this: Hey everyone, please "plus 1" this post so it has a whole lot more rep points than the OP that is passively aggressively asking for "plus 1's" ....now we wait