> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abisko.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Manage Properties

> How to create, edit and configure properties in Abisko.

## Add a Property

**To create a new property in Abisko**

1. Click on **\[xx] properties** link in the portfolio banner to open the property list sidebar
2. Click on **Add Property** at the top of the sidebar
3. Enter the [property details](#property-details) and click **Save**

## Edit an Property

**To edit basic attributes**

1. Click on the **Edit** button in the property banner to open the edit sidebar
2. View and [edit property](#property-details) details and click **Save**

[Click here](/properties/advanced-attributes) to learn about advanced property attributes.

## Delete a Property

<Danger>
  To protect against accidental deletions, Abisko does not allow users to delete properties. Please contact Abisko to request to have a property deleted.
</Danger>

***

## Property Details

Required and optional fields when creating new and editing existing properties.

> <Warning>
>   For ESPM properties, the following fields must be edited directly in ESPM.
> </Warning>
>
> * **Property Name** *(required)*
>   * For ESPM properties, an optional **Nickname** field is provided to allow users to set a different display name in Abisko.
> * **Country** *(required)*
> * **Street Address** *(required)*
> * **City** *(required)*
> * **State** *(required)*
> * **Postal Code** *(required)*
> * **Gross Floor Area** *(required)*
> * **Property Type** *(required)*

* **Year Built** *(optional)*
* **Date Bought** *(optional)*: The date the property was bought or came under management.
* **Date Sold** *(optional)*: The date the the property was sold or disposed.

<Note>
  The ownership period defines the period over which property performance is calculated and reported. Any data outside of this ownership period is excluded from metrics and reports.
</Note>

* **GRESB Property Type** *(optional)*: GRESB property types differ from those of Abisko & ESPM and therefore a separate field is provided.
* **Percent Ownership** *(optional)*
* **Gross Asset Value** *(optional)*
* **Data Partners** *(optional)*: A list of organizations or individuals who contribute to the property's data collection efforts. This enables targeted analysis at the portfolio-level.
* **Energy Reporting Level** *(optional)*: Determines the process by which scope emissions are categorized as well as how energy data is reported to GRESB.
  * **Whole Building (Landlord Controlled)** → All in-metric energy meters are automatically included in landlord energy consumption and [emissions calculations](/performance/scope-mappings).
  * **Whole Building (Tenant Controlled)** → All in-metric energy meters are automatically included in tenant energy consumption and [emissions calculations](/performance/scope-mappings).
  * **Split (Landlord vs. Tenant)** → All meters (in-metric & out-of-metric) that are assigned to [space types](/meters/meter-space-assignments) are included in landlord & tenant energy consumption and [emissions calculations](/performance/scope-mappings).
* **Water Reporting Level** *(optional)*: Determines how property water data is reported to GRESB.
  * **Whole Building (Landlord Controlled)** → All in-metric water meters are automatically included in landlord water consumption calculations.
  * **Whole Building (Tenant Controlled)** → All in-metric water meters are automatically included in tenant water consumption calculations.
  * **Split (Landlord vs. Tenant)** → All meters (in-metric & out-of-metric) that are assigned to [space types](/meters/meter-space-assignments) are included in landlord & tenant water consumption calculations.
* **External IDs** (optional): Abisko allows users to track IDs to external data providers (e.g. GRESB, Yardi) to help them cross-reference data across platforms.

***