It's a transaction. If you don't want to be influenced by website advertising, feel free to avoid the website. If you hate online advertising as a whole, feel free to go to the library.

... where you'll only be advertised at to READ and told about local community events. "Advertising" is really just the structural term for "People communicating things at each other." It's pretty inimical to human interaction in any common human space since we developed the capacity to communicate, and it's pretty unavoidable. We have some laws constraining the sorts of things we can advertise at each other, but advertising itself is extremely core to the experience of living in a human society.

I'm not sure where one draws the line between a Coke ad and a blacksmith's shingle, or between brand-recognition ads and towns putting up hisotrical markers indicating why the town is special. It's all on a common spectrum of information exchange.