Affiliate Marketing Secrets

I have been making websites when I was 12 year old may be m a youngest web designer and developer any ways m 15 now ill be 16 on 18 august I have many websites m affiliate of green smoke and have been marketing clickbank products but not generating good income I make $30-50 per month but they are not enough I want to make 150$-never ends per month what should I do what kind of website should I make as I can buy unlimited domain names and have ulimited web hosting for 10 years so no problem to make website and m very good at psd html php css jquery and all others but what kind of website should i make to generate good income if any one need website to be make please contact me I also sale domain names @ $5 per year