What is an existing conditions plan?

One method for describing the exiting conditions is with an existing conditions plan, An existing conditions plan is a dimensioned, scaled drawing that clearly and accurately depicts all current buildings on the site and the notable or relevant features such as car parking or landscaping. For commercial properties, the net and leasable floor area should also be noted and, if relevant, the current seating or patron capacity of the premises.

Source: Planning Glossary by the City of Port Phillip