To write a formal letter follow the below-given tips:
Address or greet the concerned person properly like Dear Sir/Madam Always mention the subject of writing the letter Be concise in your letter. Write the reason for writing the letter in the first paragraph itself. Do not stretch the letter too much. The tone of the letter should be very polite and not harsh Write in a proper format and take care of the presentation of a letter Mention the address and date correctly. Mention the name and designation of the recipient correctly The closing of the letter should be with gratitude. Use “Thank you” for consideration of the letter and then at last mention “Yours sincerely or truly” along with your name and signature.
I believe Percy makes a fair point. Seeing how Poseidon was distant and uncomfortable in there first meeting showed Percy that he wasn't trying to put on a fake front to make Percy feel better. Seeing the honest feelings of his father is better then being lied to because that would have been even worse then the truth.