There is no guarantee that you will get the result you want.

Alternative form of you pays your money and you takes your choice

Alternative form of you pays your money and you takes your chances

(Canada, US, idiomatic, often computing) It may work differently in your situation, or be different in your experience.

Alternative form of none of your beeswax

See mind your own business.

Alternative form of none of your beeswax

(games) A young children's game in which someone simulates stealing the victim's nose from their face and demonstrates this by showing their own thumb protruding between the index and middle fingers.

(humorous) A statement that not only will the person being addressed be punished but their conspirators will also.

(idiomatic, imperative) Don't wait. Said cynically to suggest that what has just been mentioned is unlikely to happen soon or at all.