You can buy it in the Centre of Varrock on a market stall. They aren't expensive. This is just south of the Palace.
A copy of the Varrock Herald can be purchased from Benny in Varrock Square for 50 coins.
It is King Roald, not King Herald. He is located in Varrock palace; when you walk in, he will be in or outside the first room to the east.
You can find him in varrock palace on the first floor in the room on ur right
You need King Herald, King Herald is located in Varrock palace when you walk in he will be in the first room to the east, talking to him about a family crest will set you a house logo, the 1st one is free, the rest will cost.
The Varrock Castle is east of the Varrock bank or northwest of the Varrock General store.
With the update a few months ago, there are 4 types of Varrock armour. You can obtain these by completing the Varrock Achievement Diary. Easy reward - Varrock Armour 1, Medium - Varrock Armour 2, Hard - Varrock Armour 3, Elite - Varrock Armour 4.
North of Varrock Square.
Herald means herald as in the word herald.
By completing varrock tasks.
Right in the center of Varrock.
The Varrock sewers are located just east of the Varrock Palace. It is marked with and exclamation mark(!) on the world map, right beside the Varrock palace.
The answer is in the question, Varrock Castle (Palace).