For all those of you who don't know the definition: Link Exchanges are 2 links back and forth between 2 individual organizations that have associated with one another. What is the reason? To create 'link acceptance' with-in Search-engines!
What is the purpose?
To develop 'link recognition' with-in Se's!
So How Exactly Does That Work?
Well when some-one types in your company within search-engines, you will get 2 types of benefits.
1) Your improved site & related issues listed by you into the search engines.
2) Most of the links back to you from other websites listed within the various search engines.
Number Two is the important one for this subject: In case your site is NOT 'optimized' for good search results, a well known link could do just the same. Horse Trailers With Living Areas Gygo Community includes additional information about the inner workings of this idea.