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Products, marketing, tools: I test a lot, sum up what works, you avoid my mistakes.
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A pivot is often just the polite word we use with investors when the first company is dead and we have decided to build another one. And that is fine. Not because failure is noble, but because luck needs exposure: every market you enter, every product you ship and every channel you test is one more surface where something unexpected can land.
Build articles
An agentic OS is the layer that lets AI agents work for you across many runs, not one chat: shared context and memory, tools with limited permissions, a schedule, isolation from untrusted input, and a log you can audit. In 2026 the term names three different things: Microsoft's plan for Windows, vendor platforms that coordinate business agents, and setups people build around a coding agent.
GoPerfect is an AI recruiting platform: you describe a role, it searches what it says are 800M+ profiles, scores each candidate from 1 to 5 with written reasons, and sends outreach by email, LinkedIn or SMS. Its plans are quoted on request, require a one-year commitment and are sized for two recruiters or more, so a founder filling one role should compare it with tools that publish their prices.
Employee portal software is the login where staff find their pay stubs, tax forms, time off, documents and work requests. For a small team it is rarely one product: payroll services such as Gusto already include the pay and time-off part, a free employee app can cover documents and announcements, and a custom build is worth paying for only on the workflow left over.
Marketing articles
Generative engine optimization (GEO) software, in the form most tool lists recommend, asks AI assistants your buyers' questions every day and records whether your brand appears in the answers. For a solo business in September 2026, I would choose between three entry plans by the engines you need: HubSpot AEO at $50 a month, Otterly.AI Lite at $29 and Peec AI Starter at $95.
A good New York Instagram caption says what is in the photo, then adds one detail only you noticed. "Brooklyn Bridge at 7 a.m., before the crowds" tells people more than "concrete jungle". Below are 30 captions sorted by the kind of photo you took, ready to copy. After them come the three checks before you post: first line, place name, five hashtags at most.
An AI marketing newsletter is a recurring email that explains what changed in AI and how to use it in marketing work. For a solo marketer in September 2026, four deserve a trial: This Week in AI for weekly news, Almost Timely for long how-to essays, Growth Memo for AI search, and The AI Marketing Newsletter for daily news. Start with two: one for news, one for method.
Brands I back
AgentMail
Email infrastructure for AI agents: create an inbox by API, send and receive, and let an agent act on structured messages.
Mailivery
Email warm up as a service: automated real conversations that build a sending domain's reputation before campaigns need it.
PostHog
Open source product analytics: events, session replay, feature flags, A/B tests and surveys in one platform, with a real free tier.
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What I test and keep, sent when it is worth your time. Nothing else.


