Why it worked
The video uses a humorous and attention-grabbing persona (Donald Trump impersonation) combined with a clear demonstration of a product (custom LED signs) and a direct call to action with contact information, making it memorable and effective for its target audience.
Summary
A person dressed as Donald Trump promotes LC SIGN, a company that manufactures custom LED signs. The video highlights the company's ability to create signs of any size, shape, or color, and mentions their worldwide shipping and 3-year warranty.