Dont confuse easy for cheap. A Licensed Premium Professional Civil Engineer Architect is extremely expensive. Just because an Architecture Style is made of extensive big white flat areas and rooms build a house doesnt mean is cheap. Modern Architecture Style is easy to make but when it becomes Premium Quality Modern Architecture Style where a Modern Huge Mega Mansion has multiple elevators; underground built-in garage; underground built-in club; home theater; tennis court; hair salon; spa; Energy Efficiency Electricity System; Security System; Smart Voice Home Automation Control System for Lights-Locks-Climate-Music-Aromatherapy Smell; Premium State of the Art Industrial Commercial Kitchen with Automated Appliances Package - automatic soft close doors and drawers - cabinetry interior organizers and accessories; Smart Built-In Hue Colors LED Lighting System the bill becomes in the millions very expensive. Modern Decoration alone is so custom, unique and rare to find usually imported to experience travel at home or found through hiring a Local Artist that Modern Decoration is extremely aesthetically valuable and expensive to the point is not Modern Decoration anymore - is Art.