For those selling on Amazon, what do you use for a legal entity? Do you just make a personal account, do you have a DBA, LLC, etc.?

When researching products on the keepa website, how to do you get the graphs (bsr, offer count, etc) to show in the columns instead of numbers?

Hi I need help for starting Amazon business Stp by step, I am French but I can do my best

Can someone tell or show me how to start selling on Amazon or how.

Can anyone tell me the sale cycle of target and home Depot, does these sites offer some percentage off with first or email signup off, with catchall emails, moreover can we use gift cards on those site? Appreciate you guys