On the the other hand, these properties are D class. 2/1 brick duplexes  with gas wall heaters and window units.

tankless is more efficient when gas, not as efficient when electric. 

The reason is simple - the US economy is a force of nature even during downturns and for the time being (decades not years) our economy will depend heavily on oil and gas.

Lot sizes, setbacks, electrical, gas connection, and most of all getting the zoning changed would be difficult since most counties/cities don't like MHPs. 

He MAY be talking about the CSST gas piping, which as of a few years ago became a code-issue. 

We don’t pocket the entire $500 by any means, we let our company pay for our health insurance, cars, gas, car insurance, lability insurance, meals, phones, internet, accounting, legal expenses, etc, etc.

We are flipping a house and trying to decide whether to put in a gas or electric stove.

For those homes, so much needed to be done with them that I did not check into low-e or argon gas because at the time I knew that the double pane & vinyl would still be an improvement of energy performance compared to what they had at the time.

PSEG upgraded the gas line on the street, but since the home was foreclosed on record, we were never contacted about the gas line update.

PSEG upgraded the gas line on the street, but since the home was foreclosed on record, we were never contacted about the gas line update.