If you use a third party software like HH2 or Timberscan to import invoices, you can then view the invoices through Sage 300. Go to Inquiry>Invoice Inquiries>Invoice Register.Then select your vendor. Highlight the invoice you would like to see and click on the paperclip at the top of the inquiry box. The invoice attachments box will open. Under the file links tab click on the item and click open, or right click and and click open with your third party application.