Be CAREFUL of their nets.
Game of Thrones Season 2, Episode 3
is very CAREFUL.
Breaking Bad Season 2, Episode 11
I enjoy you, but be CAREFUL.
Game of Thrones Season 2, Episode 7
Careful, it's a collectible.
The Big Bang Theory Season 4, Episode 19
Be CAREFUL with the masked ones.
There could be thieves among them.
Money Heist Season 3, Episode 8