I never bothered with it but it has been an excellent outlet for my business....buying, selling, trading - I've had a ton of positive reaction there and I'm enjoying my stay.
So, add @315retro if you like my retro toys and games. It moves faster than my blog which I've neglected since finding instagram. And I'll follow you guys if its not all selfies and pictures of your lunch! I sell lotsa toys, you guys might see something you like