Social Media Sites
Share your content etc. on the many free social networks available.
If you need content to share and make sales on, then join LoyaltePays for free and share eBooks, Infographics etc. They also have free training on how to rebrand and share the content, which is ideal for newbie marketers.
Post site updates or useful links.
Post site updates or useful links. Offer valuable information or great resources linked to your niche. Follow other people in your niche, and in turn they may follow you!
Recommend other useful resources online.
Share Infographics and pictures. Download Pinterest Tactics for Business PDF - The Online Marketer's Blueprint for Using Pinterest.
Social networking site for business people. You can add your website details to your profile section and also post status updates to increase traffic to your sites.
This social network site is specifically designed for internet marketers. Also allows you add articles and follow other marketers in your niche.
IMLoop - Social network for Internet marketers.