add background section text

symmetric/src/docbook/user-guide.xml

@@ -106,7 +106,35 @@
             </itemizedlist>
         </section>
         <section>
-            <title>Background</title>
+            <title>Background</title>
+            <para>
+            	While implementing a commercial Point of Sale (POS) system for a large retailer,
+            	the development team concluded that the software provided for trickling back transactions
+            	to the general office would not meet the project needs.
+            	The list of problems in the requirements made finding the ideal solution difficult:
+			</para>
+            <itemizedlist spacing="compact">
+                <listitem>
+                    <para>Sending and receiving data with 2000 stores during peak holiday loads.</para>
+                </listitem>
+                <listitem>
+                    <para>Supporting one database platform at the store and another at general office.</para>
+                </listitem>
+                <listitem>
+                    <para>Synchronizing some data in one direction, and other data in both directions.</para>
+                </listitem>
+                <listitem>
+                    <para>Filtering out sensitive data and re-routing it to a protected database.</para>
+                </listitem>
+                <listitem>
+                    <para>Preparing the store database with an initial load of data from general office.</para>
+                </listitem>
+            </itemizedlist>
+			<para>
+			    The team created a custom solution that met the requirements and made the project
+			    successful.  From this initial challenge came the knowledge and experience that
+			    SymmetricDS benefits from today.
+            </para>
         </section>
         <section>
             <title>Version Numbering</title>