As a slight tangent, there have been restrictions on advertising that might affect views from the River Thames in London that date back more than 100 years. In

As a slight tangent, there have been restrictions on advertising that might affect views from the River Thames in London that date back more than 100 years. In an effort to circumvent these restrictions, a company name was incorporated into brickwork features of what's known as the "Oxo Tower" - Oxo being a brand of stock cubes. See: https://en.wikipedia.org/wiki/Oxo_Tower#History https://en.wikipedia.org/wiki/Oxo_Tower#History