Answer:
Step 1: State why you're writing the letter.
Step 2: Talk about your feelings.
Step 3: Write about specific events.
Step 4: Write about memories.
Step 5: Talk about your day-to-day.
Step 1: Make sure to address the letter to its intended recipient.
Step 2: Communicate the why.
Tone is created by effect and imagination. Hope this helps :)
Answer:
maybe because they want to keep it a secret