I'd get a battery operated doorbell that you command strip on and put it in the middle of the door, eye level. People will push the button instead of knock. You can control the volume of the base station inside

when interest rates are high, the cost of capital is high. When the cost of capital is high, non-revenue producing experiments become increasingly expensive. And when markets are challenged, spending lots of equity to buy dozens of $500k per year engineers who don't produce revenue is not wise.

video yourself doing it

take pictures along the way

label the bag and draw a picture to point where it came from

keep each bag in sequential order so you can reverse it -- aka empty all of bag 2 before moving to bag 1. You can also potentially use a marker or sharpie to label both bag and engine with a symbol or number for each