Hi, if you want to visit to Murree please don't go without your family, complete friends group.
2>>If you want to enjoy snow falling then please visit in Jan & Feb, much batter if you check weather updates before visiting there :-)
enjoy your trip now.
Favorite thing: Well u can bargain in restaurants for the fixing price of rooms for ur stay in muree. Try to reach their before evening so that u can get enough time to find restaurant that suits ur budget and it comfortable for u.