Yes, certain words and phrases can significantly impact deliverability:

1. Impact on Filtering:

• Mailbox providers use sophisticated algorithms to detect spam trigger words

• Messages containing these words are more likely to be filtered to spam

• Even legitimate messages can be affected by poor word choice

2. Best Practices:

• Avoid excessive use of sales-focused language

• Steer clear of terms commonly associated with spam (e.g., "free," "guarantee," "no obligation")

• Focus on clear, professional communication

• Test subject lines and content using Email's tools