The vidduka app works perfectly fine without internet. However, because your data is stored in the cloud, you need a connection once every so often to synchronize data to the cloud, cellular data is usually sufficient for this case.
For example you could connect to cellular data at the end of your business day to automatically synchronize your data.

Yes !
Vidduka allows you to add your team as users in the system, set permissions for them and allow them do the selling, inventory management etc. You will have transparency to all activity in your shop and will therefore be able to catch any fishy actions.

Yes !
We have provided a way to add your inventory via a csv or excell file, A sample csv file is available for download in the products page.