Industry observations, practical guides, and notes from the TechPerLab product lab.https://techperlab.comenhttps://techperlab.com/en/blog/finding-an-open-appointment-slothttps://techperlab.com/en/blog/finding-an-open-appointment-slotA guide for anyone hunting for an open slot in online appointment systems. On the rhythm of cancellations, timing, and ways to take luck out of the search.Thu, 20 Aug 2026 00:00:00 GMThttps://techperlab.com/en/blog/stock-tracking-with-excelhttps://techperlab.com/en/blog/stock-tracking-with-excelTracking stock in Excel works well up to a point. A guide to what the spreadsheet does well, the thresholds where it starts to strain, and the signals that it is time to move to a system.Thu, 20 Aug 2026 00:00:00 GMThttps://techperlab.com/en/blog/stock-discrepancieshttps://techperlab.com/en/blog/stock-discrepanciesIn most businesses an inventory gap comes not from one large mistake but from small moments that never got recorded. The anatomy of the gap, and why it surfaces at the worst possible time.Fri, 24 Jul 2026 00:00:00 GMThttps://techperlab.com/en/blog/deadline-tracking-in-law-firmshttps://techperlab.com/en/blog/deadline-tracking-in-law-firmsResponse periods, hearing dates, appeal deadlines. In many law firms these dates live in the lawyer's head rather than in a system. The anatomy of that habit.Thu, 23 Jul 2026 00:00:00 GMThttps://techperlab.com/en/blog/how-techperlab-workshttps://techperlab.com/en/blog/how-techperlab-worksHow does a product lab that is not tied to a single industry apply the same way of working to fields as different as legal work, inventory, and appointment tracking? We explain with examples.Wed, 22 Jul 2026 00:00:00 GMT