So that we can retroactively add project codes or change account distribution lines to invoice records IN BULK and not just individually. While it's possible to make G/L entries for bulk changes to a large number of invoices, those G/L entries do not directly connect to each invoice. Due to the nature of larger organizations, confusion may occur amongst budget managers that aren't full time accountants and don't often review their budget reports. If adjustments are be made to posted records, they can align with the adjusted records on reports in order to reduce confusion.