Most of the times, most of the companies go for bulk volume of link backs to their websites for promoting site in Search Results.

But aggressive link building can be harmful to your website. Some times you got penalized by Search Engines. Quality is more important than Quantity. Link building and at the same time increasing social media presence is very essential.

These are few tips for quality link building:

1. Directory Submission: Submit to the directories which are having your website related category. Also, check before submitting whether that page has too many outgoing links or not

2. Social Bookmarking: This is fastest way of getting link backs to your website. Remember sometimes 100′s of bookmarking sites are hosted in same sever. In that case submitting to all is not useful.

3. Commenting: Go to the sites where your website/industry related discussions are happening and contribute, with that it is useful the blog as well as to your website. Commenting means Contributing and not just post your website link.

4. Press Releases: Is the best source of getting quality link backs but you should have good press release. Press release are latest happenings in your website or industry. Always go with the latest thing about your website or company. Press releases can build link backs drastically, but if your press release is junk, then your website would be in problems

5. Article Syndication: Is something like marketing your services through content. So, distributing duplicate content is never useful. Try to change at least 30% for each syndication.

6. Forum posting: This is not pure form of link building. But forums are the great places to increase your website visibility. Always participate in related threads and also, do answer to the questions

When you do the things in right direction, no need to worry about the search engine algorithm changes. As search engine update their algorithm to combat spam and to deliver accurate results to the visitors.