Yea, I think it should be allowed to advertise in another brand, but it should draw heightened scrutiny. If the ad at all appears to originate from the company

Yea, I think it should be allowed to advertise in another brand, but it should draw heightened scrutiny. If the ad at all appears to originate from the company that is the target of the ad keyword it should be rejected or require verification that it’s from the company. Google could even charge a $10 “review fee” for ads placed directly on competitors keywords (per ad treatment, not per ad treatment per keyword) to discourage this behavior from scammers