DEMO for SGFD(Student Government Finance Department) and collect suggestion.

1.	Add column LendUnit because they can only lend for Service Unit.
2.	On lend#audit page, I use js to filter the form so that the can check the decision is corrent or not.
3.	On controller, I use begin rescue (like try catch) to detect if the user send wrong data to let controller cannot get the item's deadline.
4.	Add link in verify to let user to modify or delete data in that page.