Create, then harvest
Demand Gen and YouTube build the awareness; Search picks up the category and brand searches that follow. Running Search alone limits you to demand that already existed.
The image does different jobs
Lifestyle wins on discovery surfaces, clean product shots win in Shopping. The feed should carry the right one for the placement, not whichever the supplier sent.
Freight decides the margin
Shipping a bulky item can cost more than the click that sold it. Break-even on landed cost, always.
More: the home decor vertical.