Well, there isn't one. Sorry.
You can't talk to a shopping basket, you can't ask an email its opinion, you can't try-before-you-buy with an image gallery.
Most importantly though you can't have fun in an online shop. You can't have a coffee and hang out with your friends. You can't drop in to see who's around when you're going about your day.
You can't share stories - and what's a comic book shop without stories?
So Big Dog Books doesn't have an online shop.
Big Dog Books has a community.
Welcome to Big Dog Books.