If you need support from Yola please contact us via firstname.lastname@example.org or make use of our live chat service! We are working on a new approach to community-based support and during this transition period we are not adding any new threads to this forum. Many thanks to everyone who has participated over the years and we look forward to unveiling a new peer-to-peer support system soon!
Without seeing your store construction one of the common oversights is not adding a weight for each product. Weight is used to calculate postage other wise the system believes that the products is a virtual or digital product.
Hope I am in the ballpark with you and happy to help further if needed.