The most common and most likely answer to this crossword clue is the 8 letter word SUPPLIER
I've seen this crossword clue in The Guardian
S
U
P
P
L
I
E
R
More clues leading to the result SUPPLIER
- Caterer left one to have in meal
- More flexible about one’s dealer
- Trader moving comparatively freely round island
- Outfitter is more flexible when holding interest
- More flexible about one’s provider
- Business needing to be more flexible about source of income
- Vendor is flexible, has interest in relationship primarily
- Distributor’s pupils damaged in front of emergency room
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SUPPLIER mean?
SUPPLIER noun- One who supplies; a provider.
- Someone who assists (sets up) a goal.