diff --git a/README.md b/README.md
index 40a2075..aa459bf 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,8 @@ A Java library to query Paqle. Work in progress.
 
 ## Usage
 
-    TODO.
-
+    Paqle paqle = new Paqle("MyCompany", "myUsername", "myPassword");
+    PaqleResponse response = paqle.getResponse(["57020415"]);
 
 ### Gradle
 
@@ -17,7 +17,6 @@ A Java library to query Paqle. Work in progress.
 
     dependencies {
         compile 'biz.nellemann.libs:libpaqle:1.+'
-        runtime "org.slf4j:slf4j-simple:1.7.28"
     }
 
 ## Development
diff --git a/src/main/java/biz/nellemann/libpaqle/Paqle.java b/src/main/java/biz/nellemann/libpaqle/Paqle.java
index d844760..3a187c2 100644
--- a/src/main/java/biz/nellemann/libpaqle/Paqle.java
+++ b/src/main/java/biz/nellemann/libpaqle/Paqle.java
@@ -78,12 +78,7 @@ public class Paqle {
     }
 
 
-    /**
-     * @param vatNumbers
-     * @return
-     * @throws IOException
-     */
-    protected String getJson(List<String> vatNumbers) throws IOException, Exception {
+    protected String getJson(List<String> vatNumbers) throws Exception {
     	String cvrIds =  String.join(",", vatNumbers);
         String jsonText = get(baseUrl + "/entities?customer=" + company + "&news&cvrIds=" + cvrIds);
         log.debug("getEntities() response: " + jsonText);
@@ -91,16 +86,23 @@ public class Paqle {
     }
 
 
-    /**
-     * Use GSON to deserialize JSON into POJO's.
-     *
-     * @param json
-     * @return
-     */
-    protected PaqleResponse getResponse(String json) throws JsonSyntaxException {
-    	Gson gson = new Gson();
-        PaqleResponse response = gson.fromJson(json, PaqleResponse.class);
-        return response;
+	protected PaqleResponse deserializeJson(String json) throws JsonSyntaxException {
+		Gson gson = new Gson();
+		PaqleResponse response = gson.fromJson(json, PaqleResponse.class);
+		return response;
+	}
+
+
+    protected PaqleResponse getResponse(List<String> vatNumbers) {
+		PaqleResponse response;
+    	try {
+    		String json = getJson(vatNumbers);
+    		response = deserializeJson(json);
+		} catch ( Exception e) {
+    		log.error("Error", e);
+    		return null;
+		}
+		return response;
     }
 
 
diff --git a/src/test/groovy/biz/nellemann/libpaqle/PaqleSpec.groovy b/src/test/groovy/biz/nellemann/libpaqle/PaqleSpec.groovy
index 109b8b8..d821be1 100644
--- a/src/test/groovy/biz/nellemann/libpaqle/PaqleSpec.groovy
+++ b/src/test/groovy/biz/nellemann/libpaqle/PaqleSpec.groovy
@@ -20,33 +20,23 @@ class PaqleSpec extends Specification {
 		mockServer.shutdown()
 	}
 
-	void "test succesfull parsing of test JSON"() {
+	void "test successful parsing of test JSON"() {
 
 		setup:
 		def testFile = new File(getClass().getResource('/test.json').toURI())
 		def testJson = testFile.getText('UTF-8')
+		mockServer.enqueue(new MockResponse().setBody(testJson));
+		HttpUrl baseUrl = mockServer.url("/");
+		paqle.baseUrl = baseUrl.toString()
 
 		when:
-		PaqleResponse response = paqle.getResponse(testJson)
+		PaqleResponse response = paqle.getResponse(["2955224", "4004110055"])
 
 		then:
 		response.Entities.size() == 2
 		response.News.size() == 100
 	}
 
-	void "test succesful HTTP GET 15027800"() {
-
-		setup:
-		mockServer.enqueue(new MockResponse().setBody("{}"));
-		HttpUrl baseUrl = mockServer.url("/");
-		paqle.baseUrl = baseUrl.toString()
-
-		when:
-		def jsonString = paqle.getJson(["15027800"])
-
-		then:
-		jsonString != null
-		jsonString == "{}"
-	}
+	// TODO: Test error-cases, 401, 404, timeouts, empty responses, etc.
 
 }