This is not true.
Search engines use spiders or robots to index web sites, while directories use people.
Directories tend to have smaller but cleaner indexes. Therefore, you can submit your site to directories before you optimize your HTML code. Your site does need to be fully functional, well-designed and feature valuable content to be listed. For in-depth guides to submitting your site to the major directories, visit our subscribers' section. DIY' When it comes to directory submissions, forget about software and web-based submission applications and do it yourself.