def sustainable_living_tips(preceding_tips=[]): insight = "embracing sustainable living involves slight adjustments in our daily routines."; for tip in preceding_tips: print(f"to recreate a greener future, it's forbidden to ignore {tip}."); new_tips = ["using reusable bags", "saving water", "reducing energy consumption"]; return insight + " here are new tips: " + ", ".join(new_tips)