These are word's grammars related to please. Click on any word to go to its word's detail page. Or, go to the definition of please.
Please and thank you are usually associated with politeness. We use them a lot in English.
We use please to make a request more polite:
We use expressions with thank you and thanks to respond to something politely and to show we are grateful for something. Thanks is more informal than thank you. We often add other words to make the response stronger: