Will is used for giving information about the future talking about offers, promises, predictions.

  • Decisions

To tell some about a decision as we make it:

The phone is ringing, I’ll answer it.

  • Promises and threats

I promise I’ll call you tonight.

I’ll hit you if you say that again.

11. will

wish, request, demand, order (less polite than would)Will you please shut the door?
prediction, assumptionI think it will rain on Friday.
promiseI will stop smoking.
spontaneous decisionCan somebody drive me to the station? – I will.
habitsShe’s strange, she‘ll sit for hours without talking.

12. would

wish, request (more polite than will)Would you shut the door, please?
habits in the pastSometimes he would bring me some flowers.