As we discussed here my requirements for 6 one-way PR3 baclink:
1. All links must be permanent.
2. No link farms, link directories, forums, blogs or spam sites.
3. Link page must have a recent Google cache.
4. Link pages must be related to the topic of my site
5. Links must be from different Class-C IP addresses.
6. No blacklisted or spam sites.
7. Links must contain my target anchor text and link to a given page.
8. All links must be indexable by googlebot, no rel="nofollow", [url removed, login to view] blocking, java links, jump scripts, framed pages etc.
9. Links must be on a PAGE with a Google PR3.
11. No sites with sexual, racist or other unethical content.
12. Links must be from English website
13. Links from websites that already link to our site will not be counted.