When do I need to add a second floor to my house?
When do I need to add a second floor to my house? Still, a lot of US homes still fall below 1,000 sq. ft. range, especially in states where real estate sells like gold. This is where the idea of adding a second floor becomes an option when you need to add up extra space for your growing family without having the need to buy the next vacant lot or to move elsewhere. How much does it cost to build second floor in San Diego? For example, in Seattle, ballpark quotations for 2nd floor building cost range from $500 to...