Give advice with should or shouldn't

Ex1: Give advice with should or shouldn't
 1, Our train leaves at 6 o'clock tomorrow morning
-> We should...
  2, He always gives you the wrong advice
-> You/We should...
   3, Everything will be alright
-> You shouldn't...
   4, He doesn't like this job because it's so boring
-> He should....
   5, It's too late to play music loudly, we'll wake up the neighbours
-> We should...
    7, A friend of yours is going to take a photo in a private house 
-> You should...
    8, Your neighbours is singing karaoke at noon on a hot day
-> They should...
    9, A friend of yours is drinking with his mouth full of food
-> You should....