Step 1:
Start by navigating to Settings.
Step 2:
Next, select System Lists.
Step 3:
Then, click on Service Types.
Step 4:
This is where you'll add your service types.
Step 5:
Add all your service types here. If necessary, include waste and abbreviation.
Step 6:
Finally, confirm your entries by clicking the Check Mark.
And that's it! You've successfully added services to the system list.