which SEO techniques suits best for my acting auditions sites?
Create little [comedic] skits that have the capability of going viral or getting people sharing them. Post them to social networks like Facebook and Twitter to gain backlinks.
<irony> How did you get on with those singing auditions for which you asked the same question a month ago? </irony>
There are so many SEO techniques which can be used to make your website rank very well on the search engine.
Some of those techniques are:
and many more...