If you are exchanging a weblink to a 100% appropriate website check where they other sites owner placed your weblink.
if the site where your back-link is placed not connected in any classification within primary website ask for link elimination.
mostly weblink exchangers do in that way they place a website link on a web page not classified within primary website something like sector.com/links.php either the website is 100% appropriate to your market ask for a weblink elimination.
Forum information hyperlinks only increase your back-link depend nothing and too many inbound links may punish your website.
usually website owners delegate Social Press strategies do not get 100 Search engines plus one from a single employee. they will use proxies.
Those who delegate for content usually author create article and deliver over to website owner then website owner post them. i recommend ask them to be a part of your website make them Manager on your website for authors and ask them to post if you evaluation them before posting ask them to set up after evaluation inform them to post.
Not sure how effective it is but seomoz mentioned that for Blogroll back-link choose nulled URL.
if you upgrade any of your web page upgrade information meta tag or keyword and key phrase do not ignore to called ping that web page there are a attractive number of pinging sites available free.