It is seen that there are a lot of opportunities and apparently work properly, the admin area is well-designed and convenient.
To judge that I did not like it, I can not analyze it, because there is no access to analyze, that it would be necessary to analyze the database, goods, services, customers, suppliers, analyze the loading of prices, it is necessary to do a lot of work, which would later be understood, how your product works. Because of the grip of time for entering information, you have to postpone for later.
The regular updates of price-lists, prices, availability, choice of the best price, from several suppliers, the withdrawal of new goods when downloading the prices, the integration with the site well, and the CRM-client base, the vision of deals, mailings, etc. is obligatory.