I don't like replacing goods over and over and I'd prefer not to contribute more to the "most things are disposable" mindset (which is why turnover for items such as dishwashers, washer/dryer, fridges, etc. frustrates me because they don't build to last anymore). 

Well, when they moved out they thrashed the place and even took all the appliances (washer, dryer, fridge and stove). 

Washer/dryer hookups: You are already setting up plumbing anyways.Honestly, if you can find one with an ADU already built, that is actually ideal.

Blood and hair samples?

Set the property up with essential amenities like high-speed internet, smart locks, and washer/dryer access, and consider offering weekly or monthly discounts to attract longer stays.

Washer and dryer.

Here is a breakdown: Queen bed frame: $400 - $700 High-quality mattress: $500 - $9,000 Pillows (2-4 per bed): $40 - $120 Linens (sheets, duvet, comforter): $150 - $300 Blanket: $50 - $75 1 Bedside tables: $40 - $150 1 Lamps/lighting: $40 - $75 Art decor (2 pieces): $100 - $275 Bathroom towel racks, dispensers and soap racks: $100 - $200 Makeup mirror: $20 - $80 Hair dryer: $20 - $60 5x7 rug: $75 - $250 Small vase with plant: $20 - $50 3-ft decorative tree: $50 - $150 Two window curtains (with rods): $80 - $150 55-inch TV: $375 - $500Total cost per bedroom will range from $2,320 - $3,545 

Refrigerator, Washer and Dryer are not provided.

As for the gas meters in the basement they are currently running just ranges and dryers no heat.My goal is to convert to all gas and have individual units for each.

Turnkey townhome product that comes with all appliances, blinds, washer dryer, and is completely ready to rent from Day 1.