Take my advice with a grain-of-salt - I am not a strong developer. However, I do have experience in the Operations side of small businesses. Since this will be

Take my advice with a grain-of-salt - I am not a strong developer. However, I do have experience in the Operations side of small businesses. Since this will be a side-project (and your time is limited), try automating as many aspects of the business from the beginning. I am not implying that you should BUILD automation into the onboarding process, but use services like Zapier to make your life a bit easier.