You can either block all applications from being submitted or block applications for just a specific property record.
To Block All Applications:
1. Go to Applications and then the Master Settings section
2. Uncheck the "Allow applications to be submitted" and select Save
To Block Applications for a Specific Property:
1. Go to Properties
2. Click on the Edit option particular property record
3. Scroll down to the Setting 28
4. Check the "Disable Applications from being submitted?" option
5. Select Save Changes.