IKEA has some interesting options (cheap copies of designer sofas/other stuff).

Here's a quick overview: https://www.youtube.com/watch?v=f0nPPc2-jpE

It's almost like a "How to shop for nice stuff at IKEA 101" and covers:

    00:22 Sofas
    01:28 Morning Brew
    02:29 Lounge Chairs
    03:41 Dining Chairs
    05:34 Tables
    07:34 Lighting
    09:02 Others