You can track products' rank, price and seller's changes in time by sending products to AZ Imperative Gizmo - Amazon Product Tracker by AZ Gizmo.
To send products for tracking open AZ Opportunity Manager screen. Put check marks near products that you want to be tracked.
Note that up to 10 products may be sent in one batch.
When products are selected click on "Send to Imperative Gizmo" button.
NOTE: Make sure you are logged into AZ Imperative Gizmo before sending products.
A new tab will open in your browser. System will load product information and return the following screen. Simply click on "Return" button to see product tracking screen.
You will see that products were successfully added for tracking. Come back to this screen later to analyze all collected data.