I'm all about the efficiency and long-term operating costs :) I'm interested in your plans for envelope construction (SIPs, off-set framing, boring old 2x6 stick-built); heating system (in-floor radiant heat, forced/central air, electric, gas, etc); domestic hot-water (solar thermal, heat-pump, etc); electrical (any thoughts to photovoltaic?).

If the answer is no like here in KS, DE, NV, and WY to name a few, it is a no brainer file domestic, unless your state is hard on corporate law and you are worried about being sued.

The oil boiler with domestic hot water was probably 60 years old or more.

A “close relative” is defined as a spouse, domestic parter, or child under the age of 18, or any relative who shares the same residence.

The police had to be called because they have domestic disputes....

As used in this chapter: (A) "Real estate broker" includes any person, partnership, association, limited liability company, limited liability partnership, or corporation, foreign or domestic, who for another, whether pursuant to a power of attorney or otherwise, and who for a fee, commission, or other valuable consideration, or with the intention, or in the expectation, or upon the promise of receiving or collecting a fee, commission, or other valuable consideration does any of the following: (1) Sells, exchanges, purchases, rents, or leases, or negotiates the sale, exchange, purchase, rental, or leasing of any real estate; (2) Offers, attempts, or agrees to negotiate the sale, exchange, purchase, rental, or leasing of any real estate; (3) Lists, or offers, attempts, or agrees to list, or auctions, or offers, attempts, or agrees to auction, any real estate; (4) Buys or offers to buy, sells or offers to sell, or otherwise deals in options on real estate; (5) Operates, manages, or rents, or offers or attempts to operate, manage, or rent, other than as custodian, caretaker, or janitor, any building or portions of buildings to the public as tenants; (6) Advertises or holds self out as engaged in the business of selling, exchanging, purchasing, renting, or leasing real estate; (7) Directs or assists in the procuring of prospects or the negotiation of any transaction, other than mortgage financing, which does or is calculated to result in the sale, exchange, leasing, or renting of any real estate; (8) Is engaged in the business of charging an advance fee or contracting for collection of a fee in connection with any contract whereby the broker undertakes primarily to promote the sale, exchange, purchase, rental, or leasing of real estate through its listing in a publication issued primarily for such purpose, or for referral of information concerning such real estate to brokers, or both, except that this division does not apply to a publisher of listings or compilations of sales of real estate by their owners; (9) Collects rental information for purposes of referring prospective tenants to rental units or locations of such units and charges the prospective tenants a fee.

It is zoned specifically "Single Family Home"   According to the zoning ordinance this means :   Family means a person living alone in a single dwelling unit or two or more persons whose domestic relationship is of a continuing, nontransient character and who reside together as a single housekeeping unit in one dwelling unit.

Vanguard tends to have several low-cost mutual fund/index fund options to gain exposures to domestic and international equities, fixed income, etc.

My investment portfolio hasn't really capitalized on that at all, it's been mostly in large cap domestic stocks.

My challenge is to learn how to do this domestically and internationally.