How to merge two units to rent them as one unique property instead of two separate ones?

Hi Fioranna

Simply you cant , you need to add the new listing ,configure it and then message or phone BdC Partner Support to remove the other two.

Kind Regards

Reminder Partner Support will never see this.

Posting account or action requests here will result in nothing.

For when its urgent never post here go straight to phone method ,as per below.

 Message or Call BdC PartnerSupport ***

1. In the extranet, go to the ‘Inbox’ tab.
2. Select ‘Booking.com messages’.
3. Right Pane - Click on ‘See Contact Options’. 
4. Choose Account
5. Now choose Other
6. Then at bottom , See all contact options, and click Message or Call
7. As there is no one number for all partners, the number for your nearest BdC Partner Support is then revealed.

*** public main lines via Where you can reach us