Some important tips to help you write a good letter about the topic are:
- Write your address and his (if it's an overseas letter)
- Write the necessary salutations
- Explain to him what a smartphone is
- Give him the advantages and disadvantages in a clear manner
- Tell him that the decision is his to make
- Conclude
What is a Letter?
This refers to the use of words to send a message to a person that is in a different location.
Hence, we can see that based on the fact that you are writing a letter to your friend about the need for a smartphone and the pros and cons, follow the above tips.
Read about letter writing here:
https://brainly.com/question/13116029
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