Check out this link to know more about PNPs http://www.cic.gc.ca/english/immigrate/provincial/apply-who.asp
If you improve your IELTS score, you can cross 400 which will make you eligible to receive PT NOI from Ontario. IELTS plays a very important role in boosting your CRS score. Ideally getting CLB 9 in IELTS (LRWS 8777) will give you the best points, You can try different values in the calculators here and see for yourself how much of a difference IELTS makes to your CRS score.