The Arabic on the secret document handed to Jonathan in the hotel lobby is not written correctly, as the letters are all separate rather than joined up.
It is very hard to believe that no employee of the Nefertiti hotel did not recognize the man who was the night manager just a few years before. It is not believable that all the employees had changed, except the friend of the hero. However, hotels tend to have high rates of turnover. What's more, Pine would have no reason to interact with many other staff members besides his friend in the first place.
It's hard to believe that an influential millionaire of Freddie's level would be abandoned by his bodyguards in a country as dangerous as Egypt. When Freddie and Birch (Pine) leave the casino, the logical thing would have been for the bodyguards to double down on protection. It was about two billionaires alone on the lonely streets of Cairo! And worse, at night.