PushResults ProcessFiles(PushOptions options)
        {
            var result = new PushResults();

            if (options.ProcessPrices)
            {
                var r = ProcessPriceFiles();
                result.Merge(r);
            }

            if (options.ProcessQty)
            {
                var r = ProcessQtyFiles();
                result.Merge(r);
            }

            return result;
        }