tack

an alternative approach

an incorrect or unsuitable method or approach

the correct method or approach to deal with a situation

a novel method or approach

the same method or approach

a completely different approach

an act of altering one's approach or method

following a particular course of action, often used with 'right' or 'wrong'

to start using a particular approach

to alter one's approach or method

to attempt using a particular approach

to quickly change one's approach or method

to formally decide to use a particular approach

to suddenly start talking about something different from the main subject