Cosmin Tiu
Founder, PROOF48
Building software since 2018. PROOF48 ships business websites in 48 hours and invoices afterwards, which means every opinion here was paid for in builds rather than in theory. He signs every article on this blog.
Builds he shipped
What PROOF48 does
Web design you pay for after you see it.
PROOF48 builds your website before you pay anything.
48 hoursA real website, live in 48 hours.
PROOF48 builds business websites in 48 hours.
AI assistantAn AI that answers your clients. Day and night.
PROOF48 builds AI assistants that work inside your business: a WhatsApp assistant that reads client messages and handles routine requests, a voice assistant that takes calls and books appointments, and a chat widget on your site that qualifies leads and answers questions.
SEOGet found on Google. Stay found.
PROOF48 handles technical SEO, Google Search Console, static sitemaps, schema markup, and AI search visibility.
AutomationAutomate the work that repeats every day.
PROOF48 builds business automation: booking and follow-up flows, WhatsApp and Telegram bots, monthly content pipelines, invoicing and e-Factura handoffs, and monitoring with alerts.
MarketingContent and ads. Made every month. Without you doing the work.
PROOF48 runs content and growth engines for businesses that cannot hire a full marketing team: daily blog posts, 12 AI videos per month, Meta and Google ad management, and monthly content calendars.
Latest articles
What does an AI assistant actually do for a small business?
An AI assistant for a small business answers customer questions, qualifies leads and books appointments without a person typing every reply. In practice that means a chatbot on your website, an automated reply on WhatsApp or Instagram, or a script that files an order and confirms it.
Read itautomationHow booking automation actually removes back-and-forth messages
Booking automation replaces the message chain of 'are you free Tuesday, what about 3pm, actually Wednesday works better' with a calendar the customer books directly, that then confirms itself, blocks the slot and reminds both sides before the appointment. The business sees a filled calendar instead of a phone that will not stop buzzing, and the customer books in under a minute instead of waiting for a reply.
Read itautomationHow to automatically ask for a review right after the job is done
Asking for a review right after service works best as a message triggered by an event you already have: an appointment marked complete, an order marked delivered, an invoice paid. PROOF48's AUTOMATE plan includes automated review management as one line item, sending that message through WhatsApp or email the moment the trigger fires, so the ask lands while the good experience is still fresh instead of a month later in a generic email blast.
Read itseoDoes an llms.txt file actually help your Google ranking?
No. Google's own guidance on AI features says plainly that you do not need a special file, markup or format to appear in AI-generated answers, and that llms.txt is not treated any differently from a normal page.
Read itmarketingHow often should a small business actually post on social media?
Most small businesses do better posting three to five times a week on their main platform than posting daily and running out of things to say by week three. Consistency beats frequency: a feed that goes silent for two weeks then posts five times in one day reads as abandoned, then desperate.
Read itseoHow does a small business actually show up in ChatGPT and AI Overviews?
ChatGPT search does not read from Google's index. It runs its own crawler, OAI-SearchBot, and pulls results from third-party search providers, Bing among them; Google's AI Overviews draw on Google's own index instead.
Read it