You visit other members' sites and they too will visit yours in turn. With each visit you will earn credits that you can add to your link.
While visiting, you can report malicious sites or add interesting sites to your list of favorite sites to chat with owners afterwards.
To earn more credits, you need to visit more sites. Credits are granted according to the length of time spent on the sites.
You will earn 5 credit by visiting these linkshttp://boutic.yvodelor.1tpe.fr/
You will earn 3 credit by visiting these linkshttps://www.facebook.com/echangeseo