What's Your Worst Trade?

Y yeni, i pretend a trye to ye small accounts that i've got. Iow about four other zeros on the end of it. And it's like, wood, ou this trade ifyou know how much money you're actually putting at risk. It does help when i remember to do it. That is a what's your preferred broker and trading platform? He has for the last five years ended up with interactive brokers.