Blog
Notes from the
honest side of email
Deliverability, honest analytics and outreach craft — written in plain language, with no growth-hack snake oil.
Earlier articles
253 articles
Deliverability6 min
What you actually see when your DMARC report shows up in Norbelys
Not raw XML — a domain view with every sending source, pass rates, and a plain-language fix. Here's what the dashboard looks like on day one and month three.
ComplianceAnalysis6 min
When an agent's action causes harm, who's actually on the hook? 2026's answer is forming
As agents take more autonomous actions in production, 2026 is producing real legal answers on accountability. Log every action and treat it as compliance.
DeliverabilityAnalysis6 min
Why mailbox providers slow-walk mail from brand-new domains
A new domain and a spam operation's burner domain look identical on day one. That's the actual reason Gmail and Outlook cap what a new sender can send.
DeveloperAnalysis7 min
AI agents can open your pull requests now. Is your API ready for that?
BridgeApp's new orchestration layer ships pull requests end to end with no human in the loop. That shift changes what a good API has to look like.
ComplianceAnalysis6 min
One phishing click. 6.9 million driver's license numbers.
A single employee's phished login credentials led to the largest driver's license data exposure of the year. What that chain reveals.
Developer8 min
Authenticating server-to-server with the Norbelys API
API keys, why you rotate them, where to store them safely, and why a key for your own backend is a different risk than a key handed to a third-party agent.
Strategy7 min
A tour of the Norbelys developer portal
REST API, OpenAPI spec, four SDKs, the CLI, and the MCP server — everything at norbelys.com/developers/, and where to start depending on what you're building.
Strategy5 min
How many times do you actually have to reach out before someone replies?
RAIN Group's benchmark puts it at 8 touches on average, 5 for top performers. What that number is really counting, and where email fits in it.
Strategy7 min
How many contacts do you actually have? Sizing your plan before you sign up
A worksheet for estimating your real monthly send volume from list size and sequence length, so you pick a Norbelys tier by math instead of a guess.
Deliverability8 min
Why plain-text emails still beat fancy HTML ones in cold outreach
A branded template signals 'campaign' to filters and humans alike. In cold outreach, the plainest-looking email is usually the one doing the least damage.
CopywritingAnalysis7 min
One customer's story beats your whole feature list, and here's why
The psychology research on why a short, concrete anecdote persuades harder than a bullet list of features — and how to fit a story into three sentences.
Compliance6 min
Why you'll never accidentally email someone who already said no
One unsubscribe, one bounce, one manual exclusion — and that address is blocked from every campaign in the workspace, checked again at the moment each message sends.