Final answer:
To prepare an envelope with the address directly on the envelope, include the recipient's and sender's addresses on the left side and top left corner, respectively.
Step-by-step explanation:
To prepare an envelope with the address directly on the envelope, you need to follow certain guidelines. First, include the recipient's address (inside address) on the left side of the envelope. Start with the recipient's name, followed by the company name (if applicable), street address, city, state, and zip code. Next, include the sender's address on the top left corner of the envelope, which includes your name, street address, city, state, and zip code. Remember to leave a blank line after each address.