Customize payment amounts for "pay for more than 1 thing"

What specific challenge or problem does this idea solve?

Families want to divide a payment to cover a variety of items owed and have specified portions/amounts go to a particular category. If they want to make partial payments on a variety of line items.

How should this work?

Be able to manually input the amount per litem versus a default total amount owed.

Who will benefit (Admins, Staff, Students)?

Admin...saves multiple steps of data entry.

How will this change impact your daily tasks or overall experience?

SAVE IMMENSE AMOUNT OF TIME