Calculation of After Tax Cash Flow from Operations if NOT sold

YEAR	1	2	3	4	5
Rent	$49,883	$51,379	$52,921	$54,508	$56,143
Expenses	24,941	25,690	26,460	27,254	28,072
Net operating income	24,941	25,690	26,460	27,254	28,072
Debt service	31,315	31,315	31,315	31,315	31,315
Before tax C.F.	-6,373	-5,625	-4,854	-4,060	-3,243
Net Operating Income	24,941	25,690	26,460	27,254	28,072
Interest	27,628	27,201	26,725	26,194	25,601
Depreciaiton	14,947	14,947	14,947	14,947	14,947
Taxable income	-17,634	-16,459	-15,212	-13,887	-12,477
Tax	-4,937	-4,608	-4,259	-3,888	-3,494
Before tax C.F.	-6,373	-5,625	-4,854	-4,060	-3,243
Tax	-4,937	-4,608	-4,259	-3,888	-3,494
After tax cash flow	-1,436	-1,017	-595	-172	251

Calculation of after tax cash flow from sale:

	1	2	3	4	5
Sale price	$386,250	$397,838	$409,773	$422,066	$434,728
Morggage balance	249,130	245,017	240,427	235,307	229,593
Selling expenses	23,175	23,870	24,586	25,324	26,084
B.T.C.F.	113,945	128,950	144,759	161,435	179,051
Sale price	386,250	397,838	409,773	422,066	434,728
Selling expenses	23,175	23,870	24,586	25,324	26,084
Orig. Cost basis	355,000	355,000	355,000	355,000	355,000
Accum Deprec.	89,684	104,632	119,579	134,526	149,474
Adjusted basis	265,316	250,368	235,421	220,474	205,526
Total taxable gain	97,759	123,599	149,765	176,268	203,118
Capital gains tax	27,373	34,608	41,934	49,355	56,873
ATCF - Rev.	86,572	94,343	102,825	112,080	122,178

Using the information given above, please show me your detailed process for computing:

MRR from selling property at year 5 instead of year 4.

PLEASE SHOW WORK SO I CAN UNDERSTAND ANSWER :-)