Key to successful link exchange
 

Some good points on link exchange to remember are:
Your link partners should highlight the related theme
They should not use link spamming methods
It's good to have high PageRank for the page that links to you
Do not get too many inbound links too quickly
Get both reciprocal and one-way links pointing to you
These are basic rules on choosing link exchange partners should be followed to Make your link-building campaign effective and safety.

The key to successful link exchange is to have your link placed on a website which already is popular and has smooth consistent traffic rather than placing your link on website which itself is in the race of gaining popularity and strengthening its traffic.

This link exchange requires a special directory to be made on both the websites so the visitors to both websites increase. The websites that agree on reciprocal linking are not competitor of each other but contain content which is relatable to other partner website.