Now worth $375,000.00.

How much should someone increase their prices after adding such amenities or does it vary?

The important measurements are annual earnings and net worth.

How much is the property worth?

Also property taxes jump, fire insurance also increases... 

The seller is saying that the lease expired years ago therefore there has been no rent increase.

Lot of condos being built for rental as well so rental income increase may not be as rapid.

With the increased cost of materials and labor their losses are exceeding policy income.

After ten years compounding at 5% that amount would be worth $1,348,602, which would really be $1,256,344 after accounting for LTCG @ 15% (1,348,602-733,500 * .15).Final amount for condo conversion: $1,256,344Pros: After money is reinvested, passive incomeCons: Taxed twice, once on sale, once when investments are sold, no real control over money once investedScenario 2: 10 year holdI pasted my numbers at the bottom of this post so it's easier to see, but my thought process was as follows:1) Calculate value based on reasonable appreciation trends, plus cash flow.

Many lenders will charge additional rate increase if loan is under $150K.