What is the idiom, expression or proverb for 'If you let them use you once they will use you for life'?

--------------------------------------------------
Rise to the top 3% as a developer or hire one of them at Toptal: https://topt.al/25cXVn
--------------------------------------------------

Music by Eric Matyas
https://www.soundimage.org
Track title: Drifting Through My Dreams

--

Chapters
00:00 What Is The Idiom, Expression Or Proverb For 'If You Let Them Use You Once They Will Use You For
00:57 Accepted Answer Score 129
01:28 Answer 2 Score 19
02:08 Answer 3 Score 18
03:04 Answer 4 Score 14
03:20 Answer 5 Score 13
03:45 Thank you

--

Full question
https://english.stackexchange.com/questi...

--

Content licensed under CC BY-SA
https://meta.stackexchange.com/help/lice...

--

Tags
#singlewordrequests #phrases #expressions #idioms

#avk47