How to write the slogan "Please knock at the door"

1, a lot (paste these three words, knock at the door)

2. Knock at the door, and knock at the door.

This door has been sealed, don't knock unless you mean it.

Honey, if you don't knock on my door, I'll knock on your head.

5, (come and sell cute, so cute! If you don't knock on my door, I will kiss you quietly.