diff --git a/Scraper design document.md b/Scraper design document.md
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+Objects:
+
+* Product
+  * Name
+  * SKU/PLU/UPC number
+  * PriceHistory
+* Retailer
+  * Name
+  * Product(s)
+* Price
+  * MOQ
+  * Price
+* ScraperJob
+  * ID
+  * StartTime (time when scraper was started)
+  * EndTime (time when scraper job finished)
+  * Parameters (zip codes, retailer...)
+  * Statistics
+* PriceHistory
+  * Location
+    * ZipCode
+    * CityName
+  * PriceAtTime(s)
+    * Price
+    * ScraperJobID
+* User
+  * Username
+  * Credentials
+  * CreationDate
+  * ModificationDate
+