New Locks - When you buy a new home, you never know who may have a key to your home, so it's best to change the locks on all your doors.
Tree Trimming or Removal - This one can a be a costly one. Check to see how much it would cost to trim trees or have them removed and add it to your budget. It's best to be prepared if you know you need this done.
HVAC Maintenance - Budget not only for monthly furnace filter replacements, but also for a twice a year maintenance check to be sure you keep your system running smoothly for as long as possible.
Fire Extinguishers - Whether it's mandatory or not, it's good to be sure and have at least one of these on hand in your home.
Pest Control - Not only when you first move in is it important to treat for any pests the home may have, but, it's good to have a contract with a company to keep the pests at bay all year round so be sure to budget this in as well.
Chimney Sweeps - It's important to have the chimney cleaned before you ever use a fireplace. Then, keep it clean annually to avoid any future fire hazards.