How many words were in the warning letters altogether (in the novel "Found")?

It’s quite frightening to receive warning letters, no matter what they contain. However, warning letters are usually written in a simple format and serves to portray the message simply and with an impact. Reacting to a warning letter is difficult. You can’t be too soft and you can’t be too hard. The warning letters contained 13 words.

You need to take the matter seriously and contact your elders or guardian or the police. It’s always a great deal as a backup as you attempt to sort out the warning letters. Different warning letters mean different things, but this is no excuse to ignore it in any way.