The most common and most likely answer to this crossword clue is the 8 plus 5 letter word STANDING ORDER
I've seen this crossword clue in The Times
S
T
A
N
D
I
N
G
O
R
D
E
R
More clues leading to the result STANDING ORDER
- Putting up with condition for bank arrangement
- On one’s feet with regularity giving instruction to bank
- Eccentric stranger in odd arrangement for regularpayments
- Reputation state bank gets from customer
- Arrangement with bank that should have you on your feet
- Regular payment instructions to keep one on one’s feet?
- Substitute goalie’s first class arrangement with bank
- Instruction from substitute with good system
- Bank facility for putting up with brothers, for example
- Get off your backside, perhaps? That could help pay the bills
Buddy explains!
The straight part
We know that "bank gets from custome" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bank gets from custome = standing order.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.