You can only do this if you are a non-Google Apps users. If you are unsure about whether or not you are a Google Apps user, please ask your company IT Administrator. You are likely to be a Google Apps user if you use GMail in a business account, but please confirm with your IT first.
If you are logged into Appogee Leave
If you are logged into the app, click on Preferences in the top right and then click on the Change Password button which only appears for non-Google Apps users.
If you are NOT logged into Appogee Leave
In the Login page, click on the Forgot password link as shown below:
You will be asked to enter your email address. Be sure to enter the email address for your Appogee Leave account:
Click on the Send Reminder button. You will receive an email with instructions. Follow these instructions to get your new password.