Then you know what you have more of
no idea can somebody answer I NEED TO KNOW
so that you know when and when you have to do something
it means you don't have to know that something
parasitic mode of nutrition
If you tell people something on a need-to-know basis, you only tell them the facts they need to know at the time they need to know them, and nothing more.
My name is something that you don't need to know! -_-
Say it!
Need to know what the problem is. Need more information.
no you do not always need water to see whether something is acid or alkali
When you are in short supply of something you need. Or when you want something quickly and you know where to get it.
something to do with music :)
We need to know the mode of transport you are contemplating to provide you with any sort of answer.