Since profitability in the blogosphere comes from site traffic, introducing yourself to blog communities and linking to other blogs (which often leads to their likewise linking your site) can increase your usual traffic by giving other users paths through which they can happen upon your site. The higher your traffic, the more attractive a candidate you become to advertisers.

yes this is possible there are many ways to earn ...there are many sites that offer money in posting your blogs...just be sure to pick da right site.. cause there are many scammers out there..

Affliate programs too ... with amazon, ebay, electronickits .. etc .. sign in there and star earning

I'm pretty new to blogging but I've noticed that the blogs that make the most amount of money are the ones that give how to make money online tips. Does anyone here know of any other blogs which are not related to making money and yet are drawing in moolah like problogger and JohnChow?

yeah its called adsense