Build high quality backlinks with directory submission, articles, blog commenting ect will get you high PR.
You can increase your PR through getting good quality backlinks, increase of Traffic. Regular updates of the site.. These are just some of the factors needed.
Yes, there are many ways for you to get PR and I see you are doing it. Join in forums, write and comment on blogs, articles, submit to directories, social networking,.... Sure, it'd better to have everything dofollow.
One of the important factors of getting high PR is the number of back links that you are getting. In order to get more back links, engaging on the following techniques helps: article and directory submissions blog commenting forum posting (link signature) social bookmarking classified ads press release link exchange (exchange links on relevant sites) online groups social networking
Links have worked well for us, but I wish I could find a quicker way of getting them, especially good quality ones.
I've always found that backlinks from directories are worth next to nothing, but articles and other relevant backlinked sites that are content-relevant to your site are worth far more.
Me too agree, more good post you post the better your blog will be.. i guess till now your blog is become better.
Use this site http://pathhelp.com, copy and article somewhere add your link to it and submit your article for free, they will distribute the article throughout their network and its free