Two clever SEO tactics you never hear about

Small Business Trends gives two SEO tactics that aren't written or talked about very much:

- Two-pronged research
- Auditing your e-commerce site

What are your thoughts on these tactics and do you have any others that aren't talked about a lot?

http://smallbiztrends.com/2015/02/cl...o-tactics.html

Looks like rehashed common knowledge/common sense to me.