Field notes · ~1 post / week

Writing about sending, deliverability, and the rules providers actually enforce.

Practical guides, post-mortems from real sends, and plain-English explanations of why your list quality is doing what it is doing. No fluff, no AI slop, no gated PDFs — just our working notes.

2026

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Email List Hygiene: 6 Best Practices to Keep Your List Healthy

Six habits that keep list quality from quietly degrading over time.

list-hygienedeliverabilitylist-cleaning

Email Verification for WordPress: Clean Your Contact Form and Subscriber Lists

WordPress usually means email data spread across several systems. Cleanup starts with exporting the right CSV and reviewing it before reuse.

wordpressformsecommerce

How Often Should You Clean Your Email List?

A practical cleaning schedule for newsletters, campaigns, cold outreach, and older imported lists.

list-cleaninglist-hygienedeliverability

Clean Your Email List Before Sending: Why It Matters and How to Do It

A simple pre-campaign checklist for taking a raw send list and turning it into a cleaner file.

list-cleaningverify-listdeliverability

Email List Cleaning for Agencies: Clean Client Lists Without the Per-Email Cost

A MailCull-focused look at why agencies need repeatable list-cleaning workflows, not credit math.

agencieslist-cleaningverify-list

Clean Your Email List Before Cold Outreach: A Non-Negotiable Step

Cold outreach gives you less room for list-quality mistakes. Here is what real pre-send verification looks like and why the shallow checks are not enough.

cold-outreachlist-cleaningbounce-rate

MailCull vs ZeroBounce: side-by-side, no spin

ZeroBounce claims 99% accuracy. Independent tests land at 90-97%. We publish 91-93% honestly with the methodology. Here is the side-by-side at every volume.

comparisonslist-cleaningemail-validation

MailCull vs NeverBounce: when each one wins

NeverBounce has a polished bulk-job UI. MailCull shows the SMTP reply for every check and costs $9/month flat. Here is the honest side-by-side.

comparisonsemail-validationlist-cleaning

MailCull vs MillionVerifier: the same volume, very different verdicts

MillionVerifier is the price floor. MailCull leads on the evidence chain and M365 cascade. Here is the honest side-by-side at every volume.

comparisonsemail-validationdeliverability