Enudge

This <a href="http://www.lawdonut.co.uk/business/marketing-and-selling/marketing-and-advertising/your-email-marketing-and-anti-spam-law" rel="nofollow noopener noreferrer" target="_blank">article</a> provides a great summary of the UK anti-spam laws which came into force in December 2003.

Enudge helps you to comply with UK anti-spam laws in the following ways:

Makes the identity of the sender clear.  Every email message you send via Enudge will automatically include in the footer of the email your name, address, email address, and phone number.

Makes it easy for the recipient to unsubscribe.  Every email message you send via Enudge will automatically include an unsubscribe link in the footer of the email.  You can also include this same link in the body of your email using the #unsubscribe# personalisation field.

1. Makes the identity of the sender clear.  Every email message you send via Enudge will automatically include in the footer of the email your name, address, email address, and phone number.   
2. Makes it easy for the recipient to unsubscribe.  Every email message you send via Enudge will automatically include an unsubscribe link in the footer of the email.  You can also include this same link in the body of your email using the #unsubscribe# personalisation field.

Whilst it is very important to comply with the anti-spam legislation in force in both the country of origin and location of the person to whom you are emailing, you also want to ensure that the recipient doesn't think that you are spamming them!  This presentation given by Heather Maloney provides <a href="https://www.enudge.com.au/3-key-strategies-to-ensure-emails-are-not-considered-spam" rel="nofollow noopener noreferrer" target="_blank">3 key strategies for ensuring that your contacts don't perceive your emails are spam</a> (even when they are not).