How should one use an assault rifle most effectively in house-to-house urban combat?

Ignore the Arab Spring and focus on the nature of a rebel or freedom fighter. What you are talking is unsophisticated warfighters. I would still call them warriors, but they lack real training and experience, both in weapons and tactics. Most rebellions are made up mostly of this and little of the professional warfighters you see, like the United States Marine Corps or Israeli Special