Need help in pvz 1

[Dom_Dman]

Bro wants unicorn chomper in pvz 2 but having troubles leveling up in pvz 1

[theblazechil]

What are you exactly having problems with? 

[AWMaxSterling]

Doesn't sound like a technical problem... just a laziness problem.

Concentrate on buying the 10,000 coin packs and get the Skip Challenge Cards. That way you can skip challenges which take too long and concentrate on the easier ones.