You can create custom fields, group and display them in listing overview for each category. Those fields will be also available in search forms editor so you will be able to create search form filters for your custom fields.

First you need to create custom fields for listing type you want in fields customizer in Listeo Editor → Fields

Available Custom Fields:
1. Input
2. Dropdown Select
3. Dropdown Multi Select
4. Upload Field
5. Checkbox
6. Multi Checkbox
7. Date Time
8. Textarea

You can add headlines using “Add Headline” button and order fields in groups.

Fields will be automatically shown in add listing form when after listing category selection