"Regular maintenance" refers to performing routine checks, repairs, and updates on something to ensure it is well-functioning and in good condition. Full definition
It's also great for people who perform regular maintenance on their vehicle, so they can continue to check the filter and change it if it ever fills up. (geekwrapped.com)
Since networking is all about people, it makes sense that there's a need for regular maintenance in this area. (exclusive-executive-resumes.com)
Does the owner have proof of regular maintenance performed on the property to prevent slip and fall accidents? (burnsjainlaw.com)