Link exchange is nothing else however it is just placing the other person's blog link on your page at 
proper place and other person will also do similar for 
you.

Here is my blog ... nagelpilz behandlung (<a href="https://myspace.com/garrulousgather71/post/activity_profile_23244715_10f4d22fc12441349d1e5b0c43635de1/" rel="nofollow">https://myspace.com/garrulousgather71/post/activity_profile_23244715_10f4d22fc12441349d1e5b0c43635de1</a>)
