Create a new Invoice
            On your mobile:
            
                - Start Upvise and go to the Sales app
 
                - Tap on the  + button and select New Invoice
 
            
            In your web account:
            
                - Open the Sales app and goto the Invoices section from left pane menu
 
                - Click on the + icon
 
            
            A new invoice is created with date set to Today by default, Due Date in one month. The Invoice Number is incremented automatically and the Status is Open
            
Next Step: 
Specify Customer and dates.