Answer:
What calls for help, when written in capital letters, is the same forwards, backwards and upside down?
Take one royal word in the plural and make it singular by adding one letter
There is an ancient invention still used in some parts of the world today that allows people to see through walls. What is it?
It belongs to you, but other people use it more than you do. What is it?
Small, containing light, You'll need it in the dark, It will provide that spark, and shine into the night. Will light up any pyre, 'Cause it can help make a fire.
I am free the first time and second time but the third time is going to cost you money.