Only 5 techniques to rank in Youtube in 2017

Only 5 techniques to rank in Youtube in 2017
#1 Total Watch Time
.Long Video, but no too long
.Recommended less 10 minute longer 15 minute
#2 Video HD Resolution
.4k
.1080p
.720p
#3 Keyword
.Only One Target Keyword
.Some Synonym or Similar Keyword
#4 Youtube Can Listen

.Speak English
.Say Keywords in the videos
#5 Click Through Rate

.Thumbnail

.Title
.Description first 2 lines