1. Log in with your InvoiceASAP Username and Password.
2. Tap on Invoice List.
3. Tap on the Invoice you want to Attach a Picture.
4. Scroll down until you see the Camera Icon.
5. Tap on Take New Photo.
6. Take the Picture you want to add to the invoice.
7. Tap on Use Photo.
If you have not previously given InvoiceASAP permission to access your photos, it will ask for permission.
If you have previously denied permission, then all you will see is a black screen.
If you have the black screen, then you will have to change the permission settings on the mobile settings.
Photos are not stored in high resolution, because it takes too much time to upload them.