Existing 1/2 inch water service but new codes demand a minimum of 3/4" or more service piping.

Elasticity of demand!  A

Rents skyrocketed for my B to c+ rentals as previous homeowners lost their homes and moved down, increasing demand.  A

Lawyers are in great demand as they often overturn brokers.

Simply stated, assets represent value of ownership that can be converted into cash (although cash itself is also considered an asset)Liability: the future sacrifices of economic benefits that the entity is obliged to make to other entities as a result of past transactions or other past events, the settlement of which may result in the transfer or use of assets, provision of services or other yielding of economic benefits in the future.A liability is defined by the following characteristics:-Any type of borrowing from persons or banks for improving a business or personal income that is payable during short or long time;-A duty or responsibility to others that entails settlement by future transfer or use of assets, provision of services, or other transaction yielding an economic benefit, at a specified or determinable date, on occurrence of a specified event, or on demand;-A duty or responsibility that obligates the entity to another, leaving it little or no discretion to avoid settlement; and,-A transaction or event obligating the entity that has already occurred@Angelique Diaz I get where the Rich Dad idea comes from but I think we are forgetting that he wrote that book not as a REI text and more as a midst shifting primer for those that have little to no financial education.

We once had a tenant demand a new oven when he had accidentally engaged the timed cooking feature and he couldn't understand why the oven was not heating up. 

I usually demand a minimum $100 net positive cashflow per month, but that is my criteria. 

(Last Month's rent) Instead, a lot of landlords just demand a higher deposit, or have the tenant pre-pay the first 2 months of the lease.

Can I demand a credit for contractors expensive mistakes and crazy long delays even though its not specified in the contract?

Should an unauthorized occupant refuse to be bound by this lease, or refuse to leave on our demand, as the case may be, you agree to pay, as additional monthly rent, the sum of $25.00 for each day the unauthorized occupant remains on the Premises.31.