The document discusses the myth of multi-tasking and its ineffectiveness. It references a previous post by the author four years ago that discussed research showing multi-tasking takes 50% longer to finish tasks and results in 50% more errors. The author recommends single-tasking and provides an 8-step plan to resist multi-tasking, including controlling distractions, setting boundaries for communications, and embracing single-tasking. The document encourages readers to reconsider their multi-tasking habits if they see themselves in the scenarios presented.