Well, first: I don't see Conversational English and Survival English as related at all. Conversational English is an ongoing program designed to help the student attain fluency in the spoken language. In many non-English-speaking countries, students can be well educated in grammar, composition and/or reading, yet remain behind in the ability to communicate in the spoken tongue: that is where the value of a conversational English course comes in.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.