You should try to arrive around 30 mins after the time specified – being on time is not the norm.
--Pratik
10
If you are invited for a meal, understand that there will be a great deal of socializing and small talk before the meal is served and you will be expected to stay afterwards for more conversation and fruit.
--Pratik
10
Say “Mashallah” (May God bless) after complimenting or praising something.
--Pratik
10
If you are invited to a Saudi's house:
You would usually remove your shoes at the entrance and be given slippers.
--Pratik
00
Show respect for the elders by greeting them first and stand up when they enter a room.
--Pratik