For small- to medium-sized local manufacturers, cultivating their network of customers is key to scaling up. But maintaining customer relationships means For small- to medium-sized local manufactures, cultivating their network of customers is key to scaling up. But maintaining customer relationships means a lot of tasks that quickly snowball: generating quotes, sending screenshots back and forth about design requests, analyzing producible parts in a CAD platform and using Excel to calculate pricing before putting it in accounting software. The founders of Singapore-based Phasio say much of this communication takes places through a combination of WhatsApp, SMS and email, making the process even more unwieldy.