# Basic Fields’ Parameters

Source: [https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/working-with-cross-site-lookups/adding-new-cross-site-lookup-columns/basic-fields-parameters/](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/working-with-cross-site-lookups/adding-new-cross-site-lookup-columns/basic-fields-parameters/)
Product: Virto Cross-Site Lookup Web Part
Updated: 2026-08-12


Then fill out the following fields:

1. **Description**– description of the column.
2. **Source site URL**- site from the current site collection, which data will be taken from.
3. **Source List**– a source SharePoint list (“Country-City” list), which data will be taken from.
4. **Display column**– a column from the source list, that will be displayed in the lookup (for example, Country).

![Virto Cross-Site Lookup column settings with Description and Source site URL fields](https://img-docs.virtosoftware.com/wp-content/uploads/2024/10/basic_fields_parameters_1.png)

![Source List and Display column fields selecting which data appears in the Cross-Site Lookup](https://img-docs.virtosoftware.com/wp-content/uploads/2024/10/basic_fields_parameters_2.png)