3. The values which you can provide in the three columns can be:
i. inventory_management column can contain two values i.e automatic or none. If you specify automatic then inventory will be automatically handled by your store. On the other hand, if you specify none then you have to take care of the inventory.
ii. inventory_management_level also can contain two values i.e variant or product. If you specify variant then for that particular product, inventory can only be altered in Options and Variants tab of the product in the StoreHippo Admin Panel. On the other hand, if you specify product then its inventory can be managed in the General tab of that product in the admin panel.
iii. inventory_quantity is the count of that particular product you have.iv. inventory_allow_out_of_stock can contain two values 1 or 0. If you specify 1, then the order can be placed even if the inventory quantity is 0. On the other hand, if the inventory quantity is 0, no order could be placed.