Classic Hotspot can be used with 3rd party Email Marketing and Marketing Automation tool, to send emails to contacts collected through the Classic Hotspot Splash Page.
You can manually export the data and then manage the informations or send data directly to an external server.
1. Exporting Data
You can manually export the data from the Social Dashboard and then import the informations into other software for your marketing use
STEP 1
Go to your Social Dashboard and login
STEP 2
Click on USERS ( on left menu): the Social Dashboard will show the list of registered WI-Fi users.
You can select a time range or the location or a specific SSID, and son on if you need.
STEP 3
Click on EXPORT CSV or XLS

STEP 4
Once you have the CSV or XLS file with all the contacts, you can easily import it into any software like Marketo, Salesforce, SendGrid, Hubspot and more.
2. Pushing data
You can directly push the data to an external software using the Push Notification API or push to Mailchimp using the connector already integrated
Mailchimp
Classic Hotspot allows you to integrate your splash pages with MailChimp.
See this document for configuration:
How to Integrate form-based authentication with Mailchimp
Push Notification API
You can configure push notifications API to push data to any 3rd party tool, by building your custom integration
See this document for details:
Push notifications