Guides
Free, source-linked guides for small US B2B firms that run outbound email. Each one cites the official text it relies on.
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- How small B2B firms can run compliant cold email in 2026
The whole system on one page: CAN-SPAM, licensed data, separate authenticated domains, Gmail spam-rate limits, honest copy, opt-outs and reply handling.
- Is B2B cold email legal in the US? The CAN-SPAM checklist for small firms
CAN-SPAM makes no exception for business-to-business email. The seven FTC requirements, the 10-business-day opt-out rule, the $53,088 per-email penalty, and a checklist for outbound sequences.
- Gmail and Yahoo sender requirements for B2B outbound: SPF, DKIM, DMARC and the 0.3% spam line
What Google and Yahoo require from email senders since February 2024: authentication, alignment, one-click unsubscribe, spam rates below 0.3%, and what that means for a small outbound program.
Free: check your cold email with our in-browser checker and footer builder, plus free 4-step templates.
Rather have it run for you? Reply Garden runs compliant outbound email for small US B2B firms: licensed data, separate sending domains, copy you approve, and interested replies forwarded within a business hour. No promises about meetings or revenue.