If you want to sell products or services for American people, it would make no sense to target Europe. You need to target the correct audience.
Target visitors that speak the same language than you.
Increase your Click-Through-Rate on relevant keywords of your niche for long term results on the USA Market.
For every customers that buy USA Traffic we promote their websites on famous websites niche-targeted that have USA visitors. We also promote their websites on USA Social Media accounts and on Search Engines using Ads that target USA.