"Livraria da Vila": This bookstore in Sao Paulo, Brazil, puts bookshelves to creative use, doing double-duty as pivoting doors to the space. Light wells in the center of the building are also lined with books - Isay Weinfeld
When considering flooring, a lot of folks spend tons of time debating whether hardwood or carpet is right for their space (and budget). But there are plenty of other flooring options out there, many of which are surprisingly affordable
Bedroom buildout - Beautiful and Practical: Windows Indoors. "A glass divider keeps this apartment, from Dom & Wnetrze via Domaine Home, feeling airy and spacious. The curtain behind the divider can be drawn for a little extra privacy.