Former royal butler Grant Harrold tells Yahoo UK why the royals are much more relaxed with the public now.
There's quite an old fashioned reason behind it.
"People definitely cared. They said you're offending the house of the Lord. I thought I did not need a religious war, but lesson learnt."
It's not just the senior members of the royal family who have to follow strict rules of protocol.
Her Majesty plays by the royal rule book.