It's best to not confuse one for the other. As Harlan Ellison could say.
When it comes to creative business relationship between freelancers, it's best if the relationships are mutually respected. So the loves stays the same, even if it has the masquerade as tensions and conflicts happen with the way the hard work can be accomplished.
So the payment, emotional, monetary and connection can be beneficial union.
There a plenty vendor/supplier relationships that are not friend relationships.