First get your class1 medical out of the way. No point sitting all your exams and spending a small fortune on flying to then find you cant pass a medical.
Once that is out of the way, you want to get into the theroy. I would suggest you go to a school for this. Dont worry about your PPL subjects, go straight to your CPL subjects, they will cover PPL anyway.
At the risk of starting an arguement, my advice would be to find yourself an experienced pilot for your instructor, one with grey hair will be able to teach you alot more than an instructor that was on the course before yours. Unfortunately these are a little hard to come by.
I wish you all the best, the industry is looking at some interesting times ahead, all of which I think will be to the pilots advantage.
P.S. if there is anything wrong with my spelling or grammer FTDK I really dont give a
.