Orange County Search Engine Optimization - There is no free lunch and there is no free iPod.
1. Create a target post.
2. Create support post with a back-link to the target post.
3. Create tertiary links to the support link.
You can preserve the target post from over-linking with the same anchor-text by driving traffic to the #2 support post.
The tertiary posts, etc. are risk free.
Yes it works.
Be careful about over-doing it.