My brother's a videographer and these types of comments are basically his everyday hell. The hardest thing is that all of our family members/ family friends ALWAYS ask him to shoot things for free or really really cheap.
My mom's a photographer and I help her with photoshoots. Though I'm never involved, I want to smack every single person who makes a stupid or snide comment to my mom.
Notify the hosting company of their illegal use instead. They will shut him down until he complies.
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Host services have that sort of thing built into their user agreements and are very quick to respond because they can't risk getting their entire system shut down.
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Host services have that sort of thing built into their user agreements and are very quick to respond because they can't risk getting their entire system shut down.