is an HTML attribute value used to instruct some search engines that a hyperlink should not influence the link target's ranking in the search engine's index. It is intended to reduce the effectiveness of certain types of search engine spam, thereby improving the quality of search engine results and preventing spamdexing from occurring in the first place.)resolve the problem, and it can work for an affiliate website or any other link exchange (presumed that both the part in cause are aware of the nofollow tag, and without fooling the newbies one), there are others way to make money selling links through your web space without make Google spiteful.
Just try to sell links using another "platform", rather than put the announcement on your site - the famous Add your Link Here for $$ - for example.
www.text-link-ads.com [FREE registration]
Sell simple, relevant text ads on your website.
Retain full editorial control over the advertisers that appear on your website.
or www.ebay.com [it’s a great place to sell everything, links too and in the easiest way. Try to search “text links” on eBay, and watch the results, they aren’t all announcement for social bookmarks posts]
Note: If you’re running a website themed on business, it’s better to link other business sites, if you have a weight loss site it’s better to link similar, or sport related, sites. Linking to gambling, casino, porn, illegal, warez, and adult sites isn’t a great choice, unless your site belong to one of those same categories.