Pretty sad that the HOA is going to have to change its rules to be even more specific just because of one douchebag who can't get along.
The sign and the flag are ugly and would reduce property values in the neighborhood.
People generally don't realize that small amounts of visual pollution can significantly shift human perception.
This:
Is incompatible with this:
Several years back the local towns in my area changed the zoning laws for businesses, limiting signage height, lighting, and even materials. And things are so much more picturesque now. The path urbanization has taken is not pretty -- companies have been allowed to rape the visual field to pull attention to themselves. Correcting that allows for a much more peaceful living environment.