Subject Lines

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When crafting subject lines, refrain from excessive use of emojis, exclamation points, or capitalizing every letter.

Additionally, steer clear of incorporating suspicious words; you can refer to this list of trigger words for guidance: The Ultimate List of Email Spam Trigger Words.

Also, the ideal length of an email subject line can vary depending on different factors, but generally, it is recommended to keep it within 30 to 50 characters or 4 to 7 words.