# How can we help?

## Search

## Contact data and management

- [Import contacts: prerequisites](https://support.cordial.com/hc/en-us/articles/8122275111693-Import-contacts-prerequisites)

- [Import contacts](https://support.cordial.com/hc/en-us/articles/115005530828-Import-contacts)

- [Set and update contact subscribe status](https://support.cordial.com/hc/en-us/articles/216876478-Set-and-update-contact-subscribe-status)

- [Import a list of unsubscribed contacts](https://support.cordial.com/hc/en-us/articles/220318527-Import-a-list-of-unsubscribed-contacts)

- [Contact management](https://support.cordial.com/hc/en-us/articles/115005530808-Contact-management)

- [Contact Profile](https://support.cordial.com/hc/en-us/articles/360057876832-Contact-Profile)

## Data collections

- [Cordial data platform](https://support.cordial.com/hc/en-us/articles/115005361107-Cordial-data-platform)

- [The Cordial difference](https://support.cordial.com/hc/en-us/articles/26567083301517-The-Cordial-difference)

- [Contact attributes](https://support.cordial.com/hc/en-us/articles/115005528368-Contact-attributes)

- [Lists](https://support.cordial.com/hc/en-us/articles/115005528428-Lists)

- [Import file size limitations 100MB](https://support.cordial.com/hc/en-us/articles/218572567-Import-file-size-limitations-100MB)

- [Cart items](https://support.cordial.com/hc/en-us/articles/360002291932-Cart-items)

## Data Jobs and transformations

- [Data Jobs and Transformations overview](https://support.cordial.com/hc/en-us/articles/14659667437453-Data-Jobs-and-Transformations-overview)

- [Import contacts via Data Job](https://support.cordial.com/hc/en-us/articles/10546029940109-Import-contacts-via-Data-Job)

- [Export contacts via Data Job](https://support.cordial.com/hc/en-us/articles/14925015752589-Export-contacts-via-Data-Job)

- [Social Audiences Automations](https://support.cordial.com/hc/en-us/articles/360032945111-Social-Audiences-Automations)

- [Smart Code Assist](https://support.cordial.com/hc/en-us/articles/360059635872-Smart-Code-Assist)

- [Custom Google list unsubscribe process](https://support.cordial.com/hc/en-us/articles/360055189551-Custom-Google-list-unsubscribe-process)

## Audience building and segmentation

- [Linked audiences](https://support.cordial.com/hc/en-us/articles/27716113699341-Linked-audiences)

- [Segmentation](https://support.cordial.com/hc/en-us/articles/360002049231-Segmentation)

- [Audience Builder](https://support.cordial.com/hc/en-us/articles/115005532168-Audience-Builder)

- [Audience rule definitions](https://support.cordial.com/hc/en-us/articles/7534448256397-Audience-rule-definitions)

- [Retarget an audience segment](https://support.cordial.com/hc/en-us/articles/360030956612-Retarget-an-audience-segment)