Because of this, the time that is spent developing and preparing a blueprint must be compensated the particular client requesting the spet.
If this is not an option for you, 3D floor plans with perspective drawings will do as okay. http://www.silverbardgames.com/wiki/doku.php/10_things_to_emembe_when_buying_wate_f_ont_p_ope_ty_eal_estate