You do not need prior consent to send commercial emails, but you must include a clear opt-out mechanism, your physical postal address, and accurate sender information.
Explicit, informed consent is required. Since contacts on a purchased list did not specifically agree to hear from your organization, using these lists is generally non-compliant. how to buy email addresses for marketing
Ask the vendor how they collected the data and whether they have records of opt-in consent. You do not need prior consent to send
Request a small sample of the list to test deliverability and relevance before committing to a full purchase. 3. Clean and Verify the List Before Sending Ask the vendor how they collected the data
Instead of buying "bulk spreadsheets" from unverified brokers, use reputable B2B data platforms that provide real-time verification.
If you choose to proceed with buying a list, follow these best practices to mitigate risk: 1. Evaluate Legal Compliance by Region
Purchased lists frequently contain "spam traps"—recycled addresses used by ISPs to identify spammers. 3 Reasons Never To Buy Email Lists - Mailchimp