What is grice's - "co - operative principles" ?

this is primarily being used in the field of communication theory and sometimes also in the field of spoken English programme. but it is essential to understand the field of commun...

if these are followed then , according to Grice, conversation becomes effective . it is used in communication theory primarily.

there are four principles - quality, quantity, manner , relation

These principles are given by GRICE to make conversation and communication successful and effective