In the theme, there are some property details that are default.

1. Location fields displayed on the Listing location section when creating a property from front end or from admin

Front end:

Admin:

2. Listing details: size, lot size, rooms, bedrooms, bathrooms

Front end:

Admin:

You can manage the submission fields from Theme Options > Membership > Property Submission Page

Help article about how to manage submit form fields and mandatory fields.