Blog
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ConvertKit’s custom field limits: when segmentation hits a ceiling
ConvertKit caps custom fields at 100. Here’s what happens when you hit it, and how to design segments that scale.
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Newsletter referral programs pay per signup—but measure net growth
Referral widgets count gross signups. What matters is how many stick around after the incentive deadline passes.
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AI content rewriter tools break your voice—here’s the tradeoff
Rewriter tools make content cleaner and faster to ship, but they flatten the rough edges that make your writing recognizable.
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WordPress post scheduler cron: how it works and when it fails
WordPress doesn’t schedule posts with real cron. Here’s what actually triggers publication, why posts miss their slot, and how to fix it.
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Stripe subscription proration logic: what customers actually get charged
Stripe’s proration math isn’t always intuitive. Here’s how upgrades, downgrades, and mid-cycle changes affect what hits the card.
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Traffic doesn’t compound—audiences do
Most solo operators optimize for page views when they should be building owned channels that actually retain attention over time.
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Scheduled post APIs fail silently—here’s what gets dropped
Social schedulers and WordPress post queues drop scheduled content when API rate limits, token expirations, or webhooks fail—and most don’t tell you.
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Traffic attribution breaks when UTM parameters get stripped by platforms
Social platforms and email clients strip UTM tags before the click lands. Here’s what gets removed, when, and how to track without them.
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WordPress cache expiration headers: what actually gets cached
Cache-Control and Expires headers control what browsers and CDNs store. Here’s what WordPress sets by default and when to override it.
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Substack’s Section feature: when to split your newsletter
Substack Sections let you run multiple newsletters under one publication. Here’s how they work, when to use them, and a non-obvious filtering tip.