There's no easy way. It takes hard work and a lot of luck. The majority of people who try to break into show business don't succeed. Just keep trying .. And in the meantime, find another way to support yourself.
what's the easiest way to get into the entertainment business?
Maybe go to film school ? I don't know, but it may be helpful to have connections
I think the easiest ways are Talent, attending famous competition, beauty, or even scandals. But scandals is not a good idea, I think so.
Do minor roles for films being filmed in your area for barely any money.