Using Unlock for Newsletters
Platforms like Substack have been very successful to help creators monetize with newsletters. Unlock also make it very easy to create an email based membership!
Start by creating your own lock. It's a smart contract deployed on the Ethereum blockchain which sets the terms of your membership (price, curation, duration...). You can do that from the Unlock Dashboard. Read this section for more info.
Unlock Inc. has built a custom web page where you can easily collect email addresses from members.
You can customize it by adding the following parameters in the URL:
locksYou can add as at least one
locksquery parameters to the URL. The value should be the address of the lock created in the first step. If the locks are not on mainnet, you should prefix their address with the network id (100 for xDAI, 137 for polygon...). For example
locks=1370x9999for a lock on Polygon whose address is
titleThe title of your newsletter
descriptionA description for your newsletter to invite members to join it.
Make sure you separate each of these with the
&character. For example, Camila Russo uses the following url which renders in the following:
Example of landing page for a Newsletter (title and description are set from the URL query parameters)
You should share the link on social networks or by email with anyone you want to invite to become members.
Once they submit their email address, they crypto-wallet will prompt your members to sign a message to save their email address.
Immediately after this, they will be asked to purchase the membership.
The checkout interface to purchase a membership and join your newsletter (the price and name are based on your own lock...)
Once people have purchased a membership, the Unlock Dashboard lets you easily list all members, including their email addresses. For this, click on the members icon
on your lock in the list of locks.
A lock in the Unlock Dashboard
The list of members includes the lock name, the address of the member (key holder), the expiration date for their membership, as well as their email address.
Important Note: our tool does not currently provide the ability to send emails. We recommend that you use other tools for this