I finally stumbled across someone who has solved an issue I've grappling with for a while. Bogus ranged prices listings, and sponsored products messing up my searches when I sort by lowest price first.
They created a posted some bookmarklets here:
Thank you so much!
Saving bookmarklets to your browser:
Drag and Drop chosen bookmarklet to your browser bookmarks toolbar or bookmarks menu, or right click on the bookmark link
and choose “bookmark this link”. It can then be used as needed to perform whatever specific function that bookmarklet addresses.