Earlier quoted context omitted.
From that article: > What Should Trademark Owners Do? > Trademark owners should diligently protect their trademarks from infringement and other misuse (e.g., blurring, tarnishment, unfair competition, passing off, false advertising and cybersquatting) that may harm the owner's goodwill and business reputation. A trademark owner is not required to uncover all possible uses that might conflict, or immediately commence…
Are you ignoring the entire portion above that about how the fraternity and sorority failure to enforce lost them the case?
"A trademark owner is not required to uncover all possible uses that might conflict, or immediately commence a lawsuit against every possible infringer."
That directly supports me. Interesting how you seem to be ignoring that.