Search Engine Forums, SEO Forum

I am not much experience in SEO.
Can anybody suggest me a link or give me answer of following question.
1. Site map is necessary?
2. How can i create it?
3. How can i set priority?

Yes Site map is necessary in seo...To create site map follow this link...http://www.xml-sitemaps.com/..

Best

Sitemap is mandatory for your success in ranking improvement. You can search in google "free site map generator" get the first one put your home page url there and upload the .xml file to your server with your home page link "sitemap"