Prepare-your-project.md

-**Step 1 :** Add Reve SaaS module to your project
+**Step 0 :** Add Reve SaaS module to your project
 
 Collect ```artifactory_username``` and ```artifactory_password``` from Dhiman da and add them to your project level gradle file.
 
@@ -143,4 +143,34 @@ Add the following 2 providers in manifest used by the sdk
 </application>
 ```
 
+**Step 6 :** **Add firebase to your project**
+
+
+**Step 7 :** Add compileOptions in app module gradle under android tag
+```
+android {
+    ....
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    ....
+}
+```
+
+**Step 8 :** Enable multidex
+
+```
+android {
+    ....
+    defaultConfig {
+        ...
+        multiDexEnabled true
+    }
+    ....
+}
+```
+
+**Step 9 :** Enable multidex
+