While auditing the 2010 financial statements of Warder Corporation, you found evidence that the following were not included in its current liabilities on the December 31, 2010 balance sheet:
1. Convertible bonds maturing in 60 days that were never converted.
2. Note payable due two months after the balance sheet date, with refinancing agreement entered into four weeks after the balance sheet date.
3. Notes payable of Warder's completely owned subsidiary due its stockholders and payable upon demand.
4. Deposits from customers on equipment ordered by them from Warder.

Required:
Discuss the assumptions needed for Warder to correctly exclude the previously mentioned items from the December 31, 2010 current liabilities. The balance sheet was issued on March 3, 2011.