Some of link building types are listed below,
Article submission
Infographics
Blog submission
Forum posting
Commenting
Video submission
Document sharing
PPT sharing portals
Rapid Indexers
Social bookmarking
Social networking
Rss feed creation
Article submission
Infographics
Blog submission
Forum posting
Commenting
Video submission
Document sharing
PPT sharing portals
Rapid Indexers
Social bookmarking
Social networking
Rss feed creation