Begin your cap table as soon as you issue shares. This foundational step helps you track ownership from day one and makes future updates easier. If you choose to start with a template, ensure it is customizable to fit your specific needs. Many templates are available online, but they often require significant adjustments as your company evolves.I should suggest some best cap table management software like Eqvista https://eqvista.com/ ,These tools automate calculations, provide real-time updates, and reduce the risk of human error also.