Use Locksmith to only grant access to customers that subscribe to your newsletter
Locksmith allows you to integrate directly with either Mailchimp or Klaviyo. When setup, Locksmith will automatically request that your customers enter their email addresses, like so:
Mailchimp
Detailed information on how to setup Mailchimp can be found here:
Shopify ships out of the box with a marketing mailing list service. If you would like to use Locksmith to grant access to those who have already subscribed to this, you can do so using a custom Liquid key condition.
This is slightly different than the above options, in that it will only grant access if the customer is already subscribed! To start, check out our guide on this here:
When set up, this will present the customer will the regular prompt to sign in (as opposed to the subscription prompt):
If desired, you can adjust your message prompt to direct your customers to the page footer(in most stores) to subscribe to your newsletter. More information on editing messages here: