How many websites does this site have in your category? A lot or full with the owner's listings only? Do you really need the premium so badly? What traffic does this site have?
http://www.alexa.com/siteinfo/http%3...m#trafficstats 5 people per day? Last archive of site 3 years 2 months ago -
http://web.archive.org/web/201011031...index.php?c=14
Domain created in 1996. Not bad but not worth $50, imho. For $50 you can even get several link packages that will rock your site.