diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index d4733bb..1bec35e 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -1,18 +1,8 @@
 <component name="ProjectCodeStyleConfiguration">
   <code_scheme name="Project" version="173">
-    <AndroidXmlCodeStyleSettings>
-      <option name="USE_CUSTOM_SETTINGS" value="true" />
-    </AndroidXmlCodeStyleSettings>
     <JetCodeStyleSettings>
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
     </JetCodeStyleSettings>
-    <codeStyleSettings language="XML">
-      <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
-        <option name="CONTINUATION_INDENT_SIZE" value="4" />
-        <option name="USE_TAB_CHARACTER" value="true" />
-      </indentOptions>
-    </codeStyleSettings>
     <codeStyleSettings language="kotlin">
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
     </codeStyleSettings>
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 7bfef59..703e5d4 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="CMakeSettings">
+    <configurations>
+      <configuration PROFILE_NAME="Debug" CONFIG_NAME="Debug" />
+    </configurations>
+  </component>
   <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
index 94a25f7..35eb1dd 100644
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+    <mapping directory="" vcs="Git" />
   </component>
 </project>
\ No newline at end of file
diff --git a/app/src/main/java/me/gilo/wc/ui/BaseActivity.kt b/app/src/main/java/me/gilo/wc/ui/BaseActivity.kt
index 6586e0e..ead34f6 100644
--- a/app/src/main/java/me/gilo/wc/ui/BaseActivity.kt
+++ b/app/src/main/java/me/gilo/wc/ui/BaseActivity.kt
@@ -12,7 +12,7 @@ open class BaseActivity : AppCompatActivity() {
 
     val woocommerce = Woocommerce.Builder()
         .setSiteUrl("http://157.230.131.179")
-        .setApiVersion(Woocommerce.API_V2)
+        .setApiVersion(Woocommerce.API_V3)
         .setConsumerKey("ck_26c61abd7eeff238d87dc56585bf26cb2d1a1ec3")
         .setConsumerSecret("cs_062e8e3a7ae0ce08fdebc0c39f8f834d5e87598e")
         .build()
diff --git a/app/src/main/java/me/gilo/wc/ui/ShopActivity.kt b/app/src/main/java/me/gilo/wc/ui/ShopActivity.kt
index 402dd8f..34798f3 100644
--- a/app/src/main/java/me/gilo/wc/ui/ShopActivity.kt
+++ b/app/src/main/java/me/gilo/wc/ui/ShopActivity.kt
@@ -2,7 +2,9 @@ package me.gilo.wc.ui
 
 import android.os.Bundle
 import android.support.v7.widget.GridLayoutManager
+import android.widget.Toast
 import kotlinx.android.synthetic.main.activity_shop.*
+import kotlinx.android.synthetic.main.content_coupon.*
 import kotlinx.android.synthetic.main.content_shop.*
 import me.gilo.wc.R
 import me.gilo.wc.adapter.ProductAdapter
@@ -12,6 +14,7 @@ import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
 import java.util.*
+import kotlin.collections.HashMap
 
 class ShopActivity : BaseActivity() {
 
@@ -42,19 +45,27 @@ class ShopActivity : BaseActivity() {
     private fun products() {
         val woocommerce = Woocommerce.Builder()
             .setSiteUrl("http://157.230.131.179")
-            .setApiVersion(Woocommerce.API_V2)
+            .setApiVersion(Woocommerce.API_V3)
             .setConsumerKey("ck_26c61abd7eeff238d87dc56585bf26cb2d1a1ec3")
             .setConsumerSecret("cs_062e8e3a7ae0ce08fdebc0c39f8f834d5e87598e")
             .build()
 
-        woocommerce.ProductRepository().products().enqueue(object : Callback<List<Product>> {
-            override fun onResponse(call: Call<List<Product>>, response: Response<List<Product>>) {
-                val productsResponse = response.body()
-                for (product in productsResponse!!) {
-                    products.add(product)
-                }
+        val filters = HashMap<String, String>()
+        filters["search"] = "ship"
 
-                adapter.notifyDataSetChanged()
+        woocommerce.ProductRepository().filter(filters).enqueue(object : Callback<List<Product>> {
+            override fun onResponse(call: Call<List<Product>>, response: Response<List<Product>>) {
+
+                if (response.isSuccessful) {
+                    val productsResponse = response.body()
+                    for (product in productsResponse!!) {
+                        products.add(product)
+                    }
+
+                    adapter.notifyDataSetChanged()
+                }else{
+                    Toast.makeText(baseContext, "" + response.code() + " : " + response.message(), Toast.LENGTH_SHORT).show()
+                }
             }
 
             override fun onFailure(call: Call<List<Product>>, t: Throwable) {
diff --git a/woodroid/src/main/java/me/gilo/woodroid/Woocommerce.java b/woodroid/src/main/java/me/gilo/woodroid/Woocommerce.java
index 33a2023..6bace9a 100644
--- a/woodroid/src/main/java/me/gilo/woodroid/Woocommerce.java
+++ b/woodroid/src/main/java/me/gilo/woodroid/Woocommerce.java
@@ -12,6 +12,7 @@ public class Woocommerce {
 
     public static final ApiVersion API_V1 = ApiVersion.API_VERSION1;
     public static final ApiVersion API_V2 = ApiVersion.API_VERSION2;
+    public static final ApiVersion API_V3 = ApiVersion.API_VERSION3;
 
     final OrderNoteRepository orderNoteRepository;
     final RefundRepository refundRepository;
diff --git a/woodroid/src/main/java/me/gilo/woodroid/data/auth/AuthIntercepter.java b/woodroid/src/main/java/me/gilo/woodroid/data/auth/AuthIntercepter.java
index 9d617f4..4952f30 100644
--- a/woodroid/src/main/java/me/gilo/woodroid/data/auth/AuthIntercepter.java
+++ b/woodroid/src/main/java/me/gilo/woodroid/data/auth/AuthIntercepter.java
@@ -1,6 +1,7 @@
 package me.gilo.woodroid.data.auth;
 
 import android.util.Base64;
+import android.util.Log;
 import okhttp3.HttpUrl;
 import okhttp3.Interceptor;
 import okhttp3.Request;
@@ -13,11 +14,11 @@ import javax.crypto.Mac;
 import javax.crypto.spec.SecretKeySpec;
 import java.io.IOException;
 import java.io.UnsupportedEncodingException;
+import java.net.URLDecoder;
 import java.net.URLEncoder;
 import java.security.InvalidKeyException;
 import java.security.NoSuchAlgorithmException;
-import java.util.ArrayList;
-import java.util.Collections;
+import java.util.*;
 
 public class AuthIntercepter implements Interceptor {
 
@@ -58,6 +59,31 @@ public class AuthIntercepter implements Interceptor {
     public ArrayList<NameValuePair> getOauthParams(Chain chain) {
         ArrayList<NameValuePair> params = new ArrayList<>();
 
+        String request_url = chain.request().url().toString();
+
+        Iterator iterator = getQueryParams(request_url).entrySet().iterator();
+        while (iterator.hasNext()) {
+            Map.Entry pair = (Map.Entry)iterator.next();
+
+            String key = (String) pair.getKey();
+            List<String> values = (List<String>) pair.getValue();
+            String value = "";
+
+            //why there would be multiple values for single key is not so clear to me, will keep this here though
+            if (values.size() == 1){
+                value = values.get(0);
+            }
+
+            params.add(new BasicNameValuePair(key, value));
+
+            iterator.remove();
+        }
+
+        if (request_url.contains("?")){
+            int request_url_end = request_url.indexOf("?");
+            request_url = request_url.substring(0, request_url_end);
+        }
+
         oauth_nonce = getOauth_nonce();
         oauth_timestamp = getOauth_timestamp();
 
@@ -68,7 +94,7 @@ public class AuthIntercepter implements Interceptor {
 
         Collections.sort(params, new AlphabeticSorter());
         String encodedParams = URLEncodedUtils.format(params, "utf-8");
-        oauth_signature = getOauth_signature(chain.request().method(), chain.request().url().toString(), consumerSecret, encodedParams );
+        oauth_signature = getOauth_signature(chain.request().method(), request_url, consumerSecret, encodedParams );
 
         params.add(new BasicNameValuePair("oauth_signature", oauth_signature));
 
@@ -115,4 +141,33 @@ public class AuthIntercepter implements Interceptor {
         long stamp = (long) (System.currentTimeMillis() / 1000D);
         return (new StringBuilder(String.valueOf(stamp))).toString();
     }
+
+    public static Map<String, List<String>> getQueryParams(String url) {
+        try {
+            Map<String, List<String>> params = new HashMap<String, List<String>>();
+            String[] urlParts = url.split("\\?");
+            if (urlParts.length > 1) {
+                String query = urlParts[1];
+                for (String param : query.split("&")) {
+                    String[] pair = param.split("=");
+                    String key = URLDecoder.decode(pair[0], "UTF-8");
+                    String value = "";
+                    if (pair.length > 1) {
+                        value = URLDecoder.decode(pair[1], "UTF-8");
+                    }
+
+                    List<String> values = params.get(key);
+                    if (values == null) {
+                        values = new ArrayList<String>();
+                        params.put(key, values);
+                    }
+                    values.add(value);
+                }
+            }
+
+            return params;
+        } catch (UnsupportedEncodingException ex) {
+            throw new AssertionError(ex);
+        }
+    }
 }
diff --git a/woodroid/src/main/java/me/gilo/woodroid/repo/ProductRepository.java b/woodroid/src/main/java/me/gilo/woodroid/repo/ProductRepository.java
index 2838efb..621a0a6 100644
--- a/woodroid/src/main/java/me/gilo/woodroid/repo/ProductRepository.java
+++ b/woodroid/src/main/java/me/gilo/woodroid/repo/ProductRepository.java
@@ -6,6 +6,7 @@ import retrofit2.Call;
 
 import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 public class ProductRepository extends WooRepository {
 
@@ -29,6 +30,10 @@ public class ProductRepository extends WooRepository {
         return apiService.list();
     }
 
+    public Call<List<Product>> filter(Map<String, String> filters) {
+        return apiService.filter(filters);
+    }
+
     public Call<Product> update(int id, Product product) {
         return apiService.update(id, product);
     }
diff --git a/woodroid/src/main/java/me/gilo/woodroid/repo/WooRepository.java b/woodroid/src/main/java/me/gilo/woodroid/repo/WooRepository.java
index c276dba..b930a4d 100644
--- a/woodroid/src/main/java/me/gilo/woodroid/repo/WooRepository.java
+++ b/woodroid/src/main/java/me/gilo/woodroid/repo/WooRepository.java
@@ -10,7 +10,7 @@ import java.util.concurrent.TimeUnit;
 
 public class WooRepository {
 
-    //TODO Apply DI or single instance on this
+    //TODO ('Apply DI or single instance on this')
     public Retrofit retrofit;
 
     public WooRepository(String baseUrl, String consumerKey, String consumerSecret) {