I'm currently on Tumblr and I use my blog to highlight both business and personal interests. I get a ton of traffic from the blog.
www.palimpsestpanther.tumblr.com
I was also just featured on Brittany's Best. She likes to feature local artists!
Brittany also does Etsy seller tips, so you may want to poke around and check it out!
brittanysbest.com/2013/05/shop-local-colorado-emination-artistry/