Daniel Whitehall subjects the captured Agent 33 to the Faustus Device. In the MCU, the Faustus method of brainwashing was developed in the 1940s by Dr. Ivchenko (aka Dr. Faustus) who appeared in the first season of Agent Carter (2015).
HYDRA project Blizzard, refers to the comic villain, Donnie Gill, who is featured here.
The title of this episode is an adaptation of Dale Carnegie's book, 'How to Win Friends and Influence People'. It was originally published in 1936 and is one of the best-selling books of all time.
The "Maribel Del Mar" is actually the World War II Victory ship S.S. Lane Victory, located in Los Angeles harbor.
"Making Friends and Influencing People" originally aired on ABC on October 7, 2014, and according to Nielsen Media Research, was watched by 4.47 million viewers in its original airing.