So you have $2500 to invest into business or is that all the money you have? If the $2500 is to invest into business, it should be reasonably easy. However, I say that because I am already inside and have made similar stuff. It can be done but you need to work and read a lot! My hint would be: do not try to go for SEO as the main purpose. Try to go for PPC profits as the main objective and do your SEO after you are done with that.
idolw, I'm not familiar with the PPC route. Any reading you can suggest to start?
I see a lot of people in that thread don't think he'll make it. He clearly has better writing skills than I do (I'm also not English). But writing 2 quality articles a day and "social networking" on forums and blogs is an option. If you choose the right market probably.