[header] How to add a bedroom [title] Design your room. [step] Create a budget and determine how large of a space you want to create. Remember that in most towns a bedroom must fit the legal requirements of having at least one fully functioning door, window and closet space. 
It may be helpful at this point to hire a designer to help you design your room so that you can maximize its potential. [title] Determine if you have the space in your home.