Link Exchange may ban from Search Engine

Exchanging links to gain better popularity may ban you from search engine.This is out of google's terms and condition to exchange a link.So it is better to exchange a link but with an appropriate way.The inappropriate way that can ban from google search engine is placing too many of links in a single page.You will need to be able to maintain Link exchange in order to get proper result from it.You will need to display links in lesser density,i.e links should not be placed crowdly in a single page.This may help or prevent from ban.