Agora has implemented the ability to track the appearance of the available stock of products.
In the absence of the product position you need in the supplier's product catalog, you can place it both "under the order" and subscribe to the mailing of notifications about the appearance of product leftovers.
To receive a notification about the receipt of the balance of the desired product, you just need to click the "Notify of receipt" button located under the price of the item of interest:
After the receipt of the remains of the products at the warehouses, you will receive a notification of the form:
In order to stop tracking the appearance of the remains of the products you are interested in, just click on the "Remove from the waiting list" button: