Go for it! good money, everyday different challenge and office, there is oceans of work out there, just remember trhough, image, consistency, commitment.
most fail not because they dont make good pest controlers, but because they dont make good business decisions! business accumen is most important if you are to succeed, unless of course you are going to work for a national not yourself, then forget all the above and just try to remember to turn up for work once in a while.