Yapsody

Try using adsense. It is most preferred for advertising.

Yes, There are many websites which can get you more followers in exchange of points. You just need to find it on google.

What you are talking about is called "Internal Backlinks" If You post your domain links to your blog then it will create Internal Backlink. And What you need to create is External Backlinks which is more important.

You can do 1) Article Postings 2) QnA Posting 3) Social Media Marketing 4) Create High PR backlinks 5) Social Bookmarking This will help you to get better rank.