His work is clear, no-nonsense copywriting advice, with thousands of letters to clients and students written for three decades. 

Admittedly, not all of his advice is still relevant to today's marketers. However, many of his principles are as valid as ever.

Some of the resources include;

• ● Content writing masterclass
• ● SEO masterclass
• ● email writing masterclass
• ● Online business masterclass and other seminars

As a member, you will access many other masterclasses and give you a network that will help you get a massive ROI for your copywriting efforts.

IDM will teach you:

• ● How to use rational and emotional drivers to compel and persuade buyers
• ● The science behind how people interact with copy and how you can leverage it
• ● How to articulate value and present it clearly in a sales proposal
• ● How to adapt your copy to both online and offline media
• ● How to use other types of media and typography to enhance your copy.

The quirky name notwithstanding, this is a completely free course that you can find on YouTube.

Here, you will get all the essential knowledge you need to start creating great copy that converts.

Copyhackers is a website that offers free resources on the basic elements of copywriting.

Resources on Copyhacker will help you know how to craft the perfect headlines, copy formatting, value proposition, etc.

If you want to master direct response marketing, this book should be your bible. 

Written by Robert W. Bly, this book offers practical advice for commercial writers who sell products and services through catalogues, brochures, reports, sales letters, email marketing campaigns, websites, and affiliate marketing programs.