The attitude “We were here before you got here and will be here after you’re gone” usually proves true. Your attitude toward that statement will be reflected in the changes you choose to make and in your leadership.
The only way you change #2 is by staying a long time and doing a lot of funerals.
Make yourself as much of the community’s pastor as well as your churches.
Laugh at yourself a lot, many older churches take themselves way too serious, so set a good tone.