It's purely a business arrangement?there's no need to get emotionally involved
convenient
special
formal
informal
voluntary
private
reciprocal
long-standing, long-term, permanent
interim, temporary
VERB + ARRANGEMENT
have
The company has a special arrangement with the bank
agree, come to, make
She made an arrangement with her employer whereby she worked a reduced number of hours
PREP
by (an/the) ~
Viewing of the property is only possible by arrangement with the owner. The couple have an arrangement by which they each contribute equally to the cost of the house
under an/the ~
Under this arrangement you can pay for the goods over a longer period
~ between
an arrangement between the two men
~ with
He finally came to an arrangement with his landlord
PHRASES
by prior arrangement
A tour of the theatre is available by prior arrangement