Reduced the ad frequency and lowered the price for a subscription. Changed the layout, subdivided the electrical questions so the user can focus on different categories. 'Wire Sizing', 'Conduit Sizing', 'Motor Loads', 'Voltage Drop', 'Box Fill', 'GFCI / AFCI', 'Service & Feeders', 'Transformers', 'Ground‑Fault Protection', 'Short‑Circuit & Interrupting', 'PV Systems', 'Grounding & Bonding', 'Low‑Voltage & Fire‑Alarm', 'Hazardous Locations', 'Wiring Methods & Workmanship', 'General Calculations & Admin', 'Communications & Cabling',