Paid search is often used to test whether people are interested in a product before spending large amounts on branding or long-term marketing. A simple ad campaign can quickly show how many people search for the product and whether they click or buy. This gives businesses real market feedback instead of depending only on guesses. Digital marketers may test different prices, product names, or offers to see what attracts attention faster. Even small campaigns can reveal useful customer behavior within days. This method can reduce risk before making bigger business decisions. Do you think testing demand with ads is smarter than launching fully without data?