Pros: Recalls are helpful because... Elected officials will do a better job
Voters have a way to get rid of elected officials who aren't doing a good job.
More people pay attention to important issues during a recall election.
Elected officials will pay more attention to what voters want.
Cons: Recalls are harmful because...

Elected officials may be afraid to take necessary action that is unpopular.
People in one political party might use a recall election to get rid of a politician from the other party.
Wealthy interest groups can stir up voter anger when there isn't really a problem.
Elections are expensive.
FYI- Most states also have an impeachment process, where an elected official who has done wrong can be put on trial and removed.