It is important to make it easy for your visitors to promote your site. Several ways to do this are:
1.Have a Link to Us page, that tells visitors various ways they can link to your website.
2.Have a bookmark us link that allows visitors to bookmark your site.
3.Have a link at the end and beginning of your articles and/or web pages that allow visitors to e-mail the page to their friends.
All three methods above make it easier for your visitors to promote your site, which can significantly increase your website traffic.
