The blog discusses the importance of using correct punctuation, specifically periods. It gives examples of proper punctuation usage, and it provides the readers with ways in which they can improve their use of punctuation. It challenges readers, presumably high school students preparing for the SAT, to not let their grammar skills lag because of summer time busyness. The article finishes with a review of a previous blog post on semicolons and some practice questions for students to work on their own.
Read more: Best. SAT Blog Post. Ever.