link building describes actions aimed at increasing the number and quality of inbound links to a webpage.It helps the increase the ranking of web page.
DMOZ means is a multilingual open-content directory of World Wide Web links.It is used for maintaining the websites and also known as Open directory PRojects.
Many work to do promote the products But the easist way are given to promote that.
1.Off page optimazaion
2.On page submission
Both the work do the promote the products easliy.