kijan sa tradwi: sa se zafe ki gade'w:

Sa se zafe ki gade'w.
or 
Zafè k gade w.
That's your business.
That's your own affair.
Haitian Creole ↔ English Reference, Look up Haitian Creole and English Words

zafe k gade w (meaning)

zafè 'k gade w (or Zafè pa'w) → expression that means it's your business, you're on your own, on your own head be it

1. Si w vle kontinye kouri motosiklèt la san pwotèj, zafè pa'w.  Men, pa di nou pa't pale w.
    If you want to continue riding the motorcycle without a helmet, on your own head be it.  But don't say we didn't warn you.

2. Si ou vle al mache nan lari danjere a leswa, zafè k gade w.

    If you want to go walk the dangerous streets at night, it's on your head.

3. Si m vle kontinye wè mesye marye a, zafè pa'm.
    Si m vle kontinye wè mesye marye a, zafè k gade m.
     If I want to continue seeing the married man, it's my business.

4. Si l vle kite lekòl, zafè k gade l.
    If he wants to drop out of school, it's on his head.  

Haitian Creole ↔ English Reference, Look up Haitian Creole and English Words

"If you want to stay here and starve, That's your own business!" Now what the expression for "That's your own business!" in Creole

That's your own business!
Zafè w! (that's your business!)
Zafè k'gade w! (or Zafè ki regade ou! →Business which concerns you!)
Sa'w pran se pa w! (Sa ou pran se pa ou! → What you get is yours!)
Djòb pa w! (Your doing!)
Tanpi pou ou! (The worst to you!)