you can get blessings in 2 ways. One way is you get 1 blessing for every post you make, the other is others can bless you. When u post below your name and everything there is a heart and a cross together, people can click on this to pass their blessings to you (i just gave you 200). Also they can do this from your profile. I only started on here last night so i know how you feel, im a newbie too
read the faq. what basically happens is people give you reputation points and then it works out how much you go up by depending on the reputation of the person who gave them to you. i think?