They don't provide more housing item limit or more glamour plates and other things like this because it takes up database resources and server resources, which cost money.

Why do you think post EW was so bad? Perhaps because all resources were poured into the next expansion and graphical update.

Do not expect SE to go the "extra mile" when it means spending £0.01 more than they have to, to bring its customers a better experience than the bare minimum they can get away with.