"What “online” marketing strategies are you currently using?

I have a couple online strategies going right now. The biggest one would be www.blockheadradio.com ads. Since I stated promoting with them my site traffic has doubled. I also found you have to have multiple shops (it is not a good idea to have all your eggs in one basket). I started off with one shop on Etsy. I found out about ArtFire not to long ago and set up a shop there as well. I soon found myself wanting to set up more shops including shops at DeviantArt and Fine Art America. I soon found out that blogging was an awesome way to promote not only myself but fellow artists. The more I help other artists the better my shop seems to do.  I started trading for items to giveaway on my blog to promote not only that artist but all the artists on my blog. I not only feature other artists on my blog I feature animal rescues and causes that I like. I use byhand.me to promote all of my shops in one place. I use that blog to promote by doing giveaway's....... "