If you already have a website or have your website developed to measure. Then it is interesting to also incorporate the online reservation here. This can be done quite simply by asking your web developer to provide a button on your website eg "making an appointment" in the main menu and having this button refer to the following link
Note: Replace the OptiosID with your own customer number.
You can also find the link in the following way
1. Press "Settings"
2. Press "Agenda"
3. Press "Online appointments"
4. Press "Test now" at the bottom of the page
5. Copy the link in the address bar and forward it to your web developer