Can I include a newsletter sign-up option on my E-commerce store?

Yes, it is possible to include a newsletter sign up option on your eCommerce website.  This will enable you to collect data that will enable you to communicate with anyone who has opted in via the sign-up facility. You will need to ensure that you comply with GDPR rules. If you require a newsletter sign-up option on your website, please make us aware as soon as possible.
WooCommerce Frequently Asked Questions