Trying to convince me to buy things isn't always good for me, though. It's good if the thing is useful or I already needed one and just need to know about brand

Trying to convince me to buy things isn't always good for me, though. It's good if the thing is useful or I already needed one and just need to know about brands, but a lot of advertising is trying to drive up consumption in more general ways that might cost me money unnecessarily.