Consider having a daybed in your guest room. That way the space can offer seating when a visitor isn't sleeping there. Built-in shelves by the daybed give your guests somewhere to set their personal belongings, such as an alarm clock.
Double Up_Tap into wasted space for storage in a small space. Drawers built in beneath this daybed corral files, extra linens, and more. Are built-ins out of your budget? Invest in a bed skirt and shallow plastic bins that can slide under your bed.
We love everything about this window-filled corner, not to mention the view. The picture window maximizes the view, while the double-hungs give ventilation. We also love the low built-in book cases that have function as window seats.