=Anchor text is the backlink ( containing the keyword) toward your page or site ,for example if your page about weight loss , so anchor text will be for example "best weight loss tips"
=To create anchor text:
1-when you comment on sites you will find 3 fields
a-name ( this will be your anchor text , choose your keyword )
b-url ( put in it the url of the page you want to promote)
3-email ( put your email)