Newsletter Opt-In Checkbox at Checkout
Adds an unticked "Send me news and offers" checkbox to the classic checkout and stores the customer's consent on the order and their account.
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Snippets for WooCommerce stores: change the cart and checkout, add fees and minimum orders, tweak product pages, auto-complete orders and adjust emails. For store owners and developers who want small changes without another extension.
Newsletter Opt-In on the Block Checkout
Adds an unticked "Send me news and offers" checkbox to the Checkout block and saves the answer on the order, so you only email customers who agreed.