Examine total income to bills owed for quick reference to money available. Simple UI consisting of user income input to add to availability of funds. Likewise, there is a user bills-owed input that gets added to total owed money, then subtracted from available money, for a total remaining amount.
Always know what you need to pay per income adjustment so there is no more wondering what you have left to go "Develop those imaginations into Creations". -Delstheory