I can't get real time domestic shipping quotes to appear at Shopify checkout on my site?

Most issues with shipping quotes not being returned by the app are due to incorrect setup and can be resolved by watching these 3 tutorial videos:

Step 1:  Housekeeping in Shopify

Step 2:  Settings in the app

Step 3:  My Products in the app

Customers on our Premium and Ultra VIP plans can lodge a support request through the 'Help' tab of our app or via the SUPPORT button at the top of the Smart Send site.

Paid support is provided for Standard VIP customers if you need further assistance.