Shopify orders deduct stock, what you produce comes in on its own and wholesale sales go out with their invoice. With batches and expiry dates.
Shopify keeps selling; Zindra keeps the stock for every channel, not just the website.
Yes. ShipHero writes to Inventory and Purchasing.
Yes. Shopify and ShipHero write to Zindra’s stock.
Yes, stock counts are done from the app.