Link Quality vs Quantity:
Link quality is extreme more important than link quantity; however, as long as the links get indexed any link to be expected help make your site seem more reliable to search engines such as Google and Yahoo!.

Page Rank vs Anchor Text:
Anchor text is more significant than Page Rank.

Reciprocal Link Requests:
Most people who ask for link exchanges are not worth exchanging links with.

Link Building Timeline:
It can take many months and hundreds (or thousands) of dollars to erect an effective linking campaign.

One Way Links:
Directory links, press releases, and related website links can help you build an efficient linking campaign without the worries associated with exchanging links with vague sites.

Promoting Good Ideas:
It is far easier to create an idea worth promoting than it is to support an idea on worth promoting.