✅ Issuance and renewal of building permits ✅ Issuance of demolition and renovation permits ✅ Issuance of all surveying decisions ✅ Land subdivision and consolidation ✅ Residential unit subdivision ✅ Specialized engineering consultations ✅ Architectural and structural design ✅ Engineering project management ✅ Feasibility studies and project evaluation ✅ Electricity load data ✅ Building status correction