WEBPOS Magento Migration & extension customization -- 2

Hey All,
This task requires a skilled developer.Please do not bid if you have no knowledge of magneto.
Knowledge in customizing extensions is preferred.

1-Migrating Data from magento 1.9.3.2 to magento 2

2-Task 1:(MOST IMPORTANT)
Edit the invoice generated from WEBPOS EXTENSION to include arabic labels.Specific information will be given on what to add.
Extension URL:https://www.magestore.com/features/magento-pos

3-Task 2:
Edit the PO that is being printed from Purchase Order Management Extension.
Extension URL:https://www.magestore.com/features/magento-purchase-order

4-Task 3:
Include the total tax calculation value to the Z-report printed from the webpos extension.
Extension URL:https://www.magestore.com/features/magento-pos

Task 4:
create a random email for customer details when creating a new customer on WEBPOS extenstion
Extension URL:https://www.magestore.com/features/magento-pos


All of these will tasks will be done on a test site and then once approved will be applied to the live site during specified hours.