–  Leverage medium-sized keyword
–  Latent Semantic Indexing (LSI)

–  Optimizing title tags for higher CTR

–  Leverage medium-sized keyword
The rest of the recommendations are definitely “out of the box”, among them the suggestion to include emotional statements and adding brakets to meta-titles. Although I am not sure those implementations have been proven successful, they certainly reflect an interesting new angle about Google’s last algorithm, RankBrain.