By doing this simple action, you avoid upsetting and disrespecting the person who has spent hours putting their expertise, skills and knowledge into what they're selling.
Pauline Cullen is the most trusted and reliable IELTS expert available. She provides a LOT of free material, and this excellent book is only about $10.
I feel the pain and frustration in her polite reply. To be honest, I would have removed him from the group and deleted his question. She has probably thought about the best way to reply to this kind of comment many many times, as I have.
Freeloaders waste so much time and mental energy. He will never understand what is behind her comment.
If you are looking for free stuff, you'll find it on the internet. If you're looking for good stuff, you have to be prepared to pay for it, like everything else in life.
Pauline uses a platform that allows you to share her book on 5 different devices, and says that you could split the cost between 5 people. Is that so much of a sacrifice?