public static void returnBook(Messagable ui, String name, String username) {
		MemberAccount acct = MemberAccount.getAccount(username);
		Book item = Book.getBook(name);
		boolean itemReturned = true;
		//Reject if Member Account or Item Doesn't exist
		if(acct == null){
			itemReturned = false;
			ui.sendMessage("ERROR: Member does not exist!");
		}
		if(item == null){
			itemReturned = false;
			ui.sendMessage("ERROR: Item does not exist!");
		}
		if(!acct.hasBorrowedBook(item)){
			itemReturned = false;
			ui.sendMessage("ERROR: Member hasn't borrowed that item!");
		}
		if(itemReturned){
			acct.returnBook(item);
			ui.sendMessage("SUCCESS: Item Returned!!");
		}
	}