On the PDF, day three is boost two posts for $5 a day for four days, then repeat. Is that correct?

Yes, you should boost two posts for $5 a day for four days, then boost two more posts for $5 a day for four days. The total should be $40 each time, adding up to $80. 

For more insight into boosting posts, refer to the program video Module 1-4 How To Boost Posts on Your Page. 

Also, don't forget to register for our weekly live Group Mentorship sessions. They are key for getting extra help and deepening your understanding of the program. You will automatically receive weekly invite emails on Tuesday of each week with email subject lines that always begin with "[AdV] - REGISTER" where you can register for each week's calls.