With Bindwise you can get a notification if one of your ASINs doesn't have a sales rank inside Amazon inventory. Typically a lost BSR means that something is wrong with the listing—it can be a category is not attached or an adult flag.
The moment this issue happens, you'll receive an alert with a subject line Product info changed on Amazon, and looks as follows
Currently, this type of alert is not available in your Bindwise account UI. To enable it please get in touch with us using the form below.