<human>: What are the most important things to remember about a septic system?
<bot>: 
1. A properly maintained septic tank should be inspected and serviced every five years.
2. The septic tank should be located away from sources of water, such as streams or lakes.
3. The septic tank must have adequate capacity for the number of occupants in the home.
4. The leach field should be designed according to local regulations and installed correctly.
5. Regular maintenance is essential to ensure that the system works efficiently and does not overflow.