You have to work on SEO, titles, keywords, etc. If you are relevant in searches, you won't need to pay for ads.
Research SEO (search engine optimization), learn it and apply it to your shop.
Join Facebook, Join Twitter, Wanelo, etc.
Learn about googleadwords, SEO, etc.
It takes a lot of work and research.
Also, you're only in 2 circles. You need to join more circles, get involved, get your shop noticed.
You can read a lot on SEO here and learn about it:
http://www.etsy.com/teams/11352/relevancy-and-seo-for-all-etsy-shops