Why not you ask others the same question? Most of the questions on this and other forums could be searched on G instead.
Generally it is not wise to participate in Link Exchange programs because it could seriously damage your search engine ranking places for keywords. Instead try to focus on 1-way backlinks you can pick them up in forums or do-follow blogs or even contacting site owners and asking them if they could do a review of your site... If you want a list of blogs you can post comments with links on for FREE click on the link
Hi, I am ready to exchange my link home security and locksmith service theme, if you are interested reply me..