Earlier quoted context omitted.
You're too poor to own art whose primary defining characteristic as art is that it's too expensive for poor people to own.
Link to poor people art please? (And please don't let it be Homer Simpson art---i.e. garbage smashed together. And I don't count digital prints as art.)
Of course, well known artists will command serious prices, but for every well known artist, there dozens of other lesser-known artists with comparable quality and styles that you can get a lot cheaper.
Or commission your own art if there's something specific you're looking for. Once again, if you're looking for something down by a specific person, you're going to pay for that brand, but if there's a styler you're looking for, you should be able to find someone to do it for a lot less.