Flip Corporation's trial balance at December 31, 2014, is presented below. All 2014 transactions have been recorded except for the items described below. Need Instructions from 1-5 answered below.

I need help, I can't get pass question 1,2,3,4 and which are the foundations of instructions 1-5

Flip Corporation
Trial Balance
December 31, 2014
Accounts	Debit	Credit
Cash	$23,000
Accounts Receivable	51,000
Inventory	22,700
Land	65,000
Buildings	95,000
Equipment	40,000
Allowance for Doubtful Accounts		$450
Accumulated Depreciation, Buildings		30,000
Accumulated Depreciation, Equipment		14,400
Accounts Payable		19,300
Interest Payable		0
Dividends Payable		0
Unearned Rent Revenue		8,000
Bonds Payable (10%)		50,000
Common Stock ($10 par)		30,000
Paid