I am a Chartered Accountant ( equivalent to CPA in US) from India. Post Qualification I have worked with one of the Big4 Companies as an Accounts/ Audit Executive (KPMG). I am a Certified Quickbooks ProAdviser and hence I can help you with the Quickbooks Online Subscription at a discounted price. I can offer you a minimum discount of 15-20% for wholesale billing. For example - Quickbooks Online Essential costs $35 per month and I can give for $28 per month. And later, I can even help with the initial setup of same.
What the Seller needs to start the work
The Quickbooks Online subscription which is required by them.