248 - Are the Buddha's Teachings on Renunciation Relevant for Householders? – Part 1

The Buddha was pretty clear. If you wanted to experience complete liberation, it was best practice renunciation - to leave all worldly things behind: Family, sex, alcohol, fancy food, music, entertainment, frivolity, etc. Why did the Buddha recommend this? Why do fully ordained Buddhist monks and nuns still live this way? Are the Buddha's teachings on renunciation relevant for householders?