i have trouble starting my rancher if it has not been started for a couple of days, even if it is warm outside,does anybody else have this problem?

 

I think we need more to go on. Does it pop or back fire? Cranks for along time ?
Do you turn the gas valve to off when its sitting, and not being used?
Do you use the choke to start?
Is there enough gas in the tank?
Have you tried using a steady 1/4 throttle while cranking?