diff --git a/README.md b/README.md
index 55c14f5..beba1a5 100644
--- a/README.md
+++ b/README.md
@@ -198,7 +198,9 @@ var pendingResult: PendingResult<RemoteMediaClient.MediaChannelResult>? = null
 val loadOptions = MediaLoadOptions.Builder().setAutoplay(true).setPlayPosition(0L).build()
 
 ```
-> **Important: In case for Live Media, `setPlayPosition` should be passed `-1`**
+> **NOTE: In case for Live Media, `setPlayPosition` should be passed `MediaInfoUtils.LIVE_EDGE` or `-1L`**. 
+> 
+> **In case, for VOD assets, app wants to pass the start position for the player, this parameter can be used.**
 
 ##### 7. Finally load the `RemoteMediaClient`,
 
@@ -211,15 +213,36 @@ pendingResult = remoteMediaClient!!.load(mediaInfo object, loadOptions)
 
 For VAST Ad URL, pass AdUrl in `MediaInfoUtils`,
 
-`val adsConfig = MediaInfoUtils.createAdsConfigVastInPosition(0, adTagUrl)`
+`val adsConfig = MediaInfoUtils.createAdsConfigVastInPosition(startPosition, adTagUrl)`
 
 For VMAP, pass AdUrl like this,
 
 `val adsConfig = MediaInfoUtils.createAdsConfigVmap(adTagUrl)`
 
+For VAST Ad response XML, pass ad response to
+
+`MediaInfoUtils.createAdsResponseConfigVastInPosition(startPosition, adResponse)`
+
+For VMAP Ad response XML, pass ad response to
+
+`MediaInfoUtils.createAdResponseConfigVmap(adResponse)`
+
 Then pass the `AdsConfig` object to `setAdsConfig` on the respective cast builder object (OTT/OVP or Basic)
 
-`phoenixCastBuilder.setAdsConfig(Ads_Config)`
+**OTT:** `phoenixCastBuilder.setAdsConfig(Ads_Config)`
+
+**OVP:** `ovpV3CastBuilder.setAdsConfig(Ads_Config)`
+
+**BASIC:**`basicCastBuilder.setAdsConfig(Ads_Config)`
+
+`startPosition` is the cast player start position. Let's suppose media is playing back at some position x seconds and when the user connects then app want to media to start from x seconds then use this parameter. This is only meant for VAST ad url/response. It will be one time ad playback.
+
+For VMAP, anyways based on the time offset given in the VMAP, ads will be played.
+
+> **NOTE : We have [IMA Plugin](https://github.com/kaltura/playkit-android-ima) for Ad playback. That is only meant for in app Ad playback. IMA Plugin does not help to play the Ads while using the cast.**
+
+> **For Cast the above given configuration is must to have otherwise Ad will not play in GoogleCast.**
+
 
 #### Pass External Subtitles for the media
 
@@ -260,4 +283,4 @@ Simply load the next media given in **Step - 7** above.
 
 ### Samples:
 
-[Kaltura Player Google Cast Sample](https://github.com/kaltura/kaltura-player-android-samples/tree/develop/AdvancedSamples/ChromecastCAFSample)
\ No newline at end of file
+[Kaltura Player Google Cast Sample](https://github.com/kaltura/kaltura-player-android-samples/tree/develop/AdvancedSamples/ChromecastCAFSample)
diff --git a/googlecast/src/main/java/com/kaltura/playkit/plugins/googlecast/caf/MediaInfoUtils.java b/googlecast/src/main/java/com/kaltura/playkit/plugins/googlecast/caf/MediaInfoUtils.java
index dc55235..6070788 100644
--- a/googlecast/src/main/java/com/kaltura/playkit/plugins/googlecast/caf/MediaInfoUtils.java
+++ b/googlecast/src/main/java/com/kaltura/playkit/plugins/googlecast/caf/MediaInfoUtils.java
@@ -26,9 +26,19 @@
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * Utility class may be used to build the OVP, OTT media info objects
+ * for Cast builders.
+ * Along with that AdConfig objects can also be build
+ * using Ad URL or Ad response
+ */
 public class MediaInfoUtils {
 
-    public static final int LIVE_EDGE = -1000;
+    /**
+     * Must to set variable in `setPlayPosition`
+     * for the LIVE medias
+     */
+    public static final long LIVE_EDGE = -1L;
 
     public static MediaInfo buildOVPMediaInfo(String entryId,
                                               String ks,
@@ -88,6 +98,13 @@ public static MediaInfo buildOTTMediaInfo(String entryId,
         return mediaInfo;
     }
 
+    /**
+     * Create the VAST AdConfig for GoogleCast with playback position
+     *
+     * @param playbackPositionInMs start position in miliseconds
+     * @param adTagUrl VAST ad url
+     * @return AdsConfig
+     */
     public static AdsConfig createAdsConfigVastInPosition(long playbackPositionInMs, String adTagUrl) {
         List<AdBreakClipInfo> adBreakClipInfoList = new ArrayList<>();
         VastAdsRequest vastRequest = new VastAdsRequest.Builder().setAdTagUrl(adTagUrl).build();
@@ -99,14 +116,51 @@ public static AdsConfig createAdsConfigVastInPosition(long playbackPositionInMs,
         AdBreakInfo adBreakInfo1 = new AdBreakInfo.Builder(playbackPositionInMs).setBreakClipIds(breakClipIds).setId("101").build();
         adBreakInfoList.add(adBreakInfo1);
 
-        AdsConfig adsConfig = new VastAdsConfig().setVastAdBreakClipInfoList(adBreakClipInfoList).setVastAdBreakInfoList(adBreakInfoList);
-        return adsConfig;
+        return new VastAdsConfig().setVastAdBreakClipInfoList(adBreakClipInfoList).setVastAdBreakInfoList(adBreakInfoList);
     }
 
+    /**
+     * Create the VAST AdConfig for GoogleCast with playback position
+     *
+     * @param playbackPositionInMs start position in miliseconds
+     * @param adTagResponse VAST XML ad response
+     * @return AdsConfig
+     */
+    public static AdsConfig createAdsResponseConfigVastInPosition(long playbackPositionInMs, String adTagResponse) {
+        List<AdBreakClipInfo> adBreakClipInfoList = new ArrayList<>();
+        VastAdsRequest vastRequest = new VastAdsRequest.Builder().setAdsResponse(adTagResponse).build();
+        AdBreakClipInfo clipInfo1 = new AdBreakClipInfo.Builder("100").setVastAdsRequest(vastRequest).build();
+        adBreakClipInfoList.add(clipInfo1);
+
+        List<AdBreakInfo> adBreakInfoList = new ArrayList<>();
+        final String[] breakClipIds = new String[]{"100"};
+        AdBreakInfo adBreakInfo1 = new AdBreakInfo.Builder(playbackPositionInMs).setBreakClipIds(breakClipIds).setId("101").build();
+        adBreakInfoList.add(adBreakInfo1);
+
+        return new VastAdsConfig().setVastAdBreakClipInfoList(adBreakClipInfoList).setVastAdBreakInfoList(adBreakInfoList);
+    }
+
+    /**
+     * Create the VMAP AdConfig for GoogleCast
+     *
+     * @param adTagUrl VMAP ad url
+     * @return AdsConfig
+     */
     public static AdsConfig createAdsConfigVmap(String adTagUrl) {
-        AdsConfig adsConfig = new VmapAdsConfig()
+        return new VmapAdsConfig()
                 .setVmapAdRequest(new VmapAdRequest()
                 .setAdTagUrl(adTagUrl));
-        return adsConfig;
+    }
+
+    /**
+     * Create the VMAP AdConfig for GoogleCast
+     *
+     * @param adTagResponse VMAP XML ad response
+     * @return AdsConfig
+     */
+    public static AdsConfig createAdResponseConfigVmap(String adTagResponse) {
+        return new VmapAdsConfig()
+                .setVmapAdRequest(new VmapAdRequest()
+                        .setAdsResponse(adTagResponse));
     }
 }