ok,last time i posted i had a lot of people saying that i lost my money simply cause i posted a question here, this time i will just ask 4 some advice.....i got a job in a company as a helper doing installs,duct work,changing whole condensing units,u name it .....also got a call from another company paying me the same since i have a e.p.a card but in service, they would train me....what is my best route to learn alot about the trade?