get off on the right foot
US /ɡɛt ɔf ɑn ðə raɪt fʊt/
UK /ɡɛt ɔf ɑn ðə raɪt fʊt/

1.
to start a relationship or activity in a positive way
:
•
It's important to get off on the right foot with your new colleagues.
•
The new project needs to get off on the right foot to ensure its success.