The new v.4.4 update of nuevoMailer ESP introduces a couple of new concepts that will strengthen user compliance and improve deliverability.

Furthermore many new features added in your Users' panel.

Here are some highlights:

• Elevated user permissions prevents users from deleting opt-outs, complaints, bounces  and the suppression list.
• PayPal API for accepting payments.
• Stripe integration for accepting payments.
• Amazon SES tenant support for isolating user identities and reputation when using Amazon SES.
• Opt-out filters are enforced for all import methods. 
• A global footer with opt-out links.
• Updated language translations.
• Send-Time optimization available to your users.
• A new trigger, an updated News log and many other new features for your users.
• You can read all the details here.