[How to] Add sitemap/site to Yahoo?

I just described how to add sitemap to Yahoo search engine. Please feel free to visit Webmaster Tools lesson series to explore How to get most out of Yahoo webmasters.
You will need a yahoo ID to use this.

Logon to yahoo site explorer with your yahoo ID

Press my sites in left hand side

Insert your web site

You can add several web sites and pages using  Submit a Website or Web page feature.