diff --git a/views/ngXosLib/xosHelpers/src/services/label_formatter.service.js b/views/ngXosLib/xosHelpers/src/services/label_formatter.service.js
new file mode 100644
index 0000000..1eb2796
--- /dev/null
+++ b/views/ngXosLib/xosHelpers/src/services/label_formatter.service.js
@@ -0,0 +1,38 @@
+(function() {
+  'use strict';
+
+  /**
+  * @ngdoc service
+  * @name xos.helpers.LabelFormatter
+  * @description This factory define a set of helper function to format label started from an object property
+  **/
+
+  angular
+      .module('xos.helpers')
+      .factory('LabelFormatter', labelFormatter);
+
+  function labelFormatter() {
+
+    const _formatByUnderscore = string => string.split('_').join(' ').trim();
+
+    const _formatByUppercase = string => string.split(/(?=[A-Z])/).map(w => w.toLowerCase()).join(' ');
+
+    const _capitalize = string => string.slice(0, 1).toUpperCase() + string.slice(1);
+
+    const format = (string) => {
+      string = _formatByUnderscore(string);
+      string = _formatByUppercase(string);
+
+      return _capitalize(string).replace(/\s\s+/g, ' ') + ':';
+    };
+
+    return {
+      // test export
+      _formatByUnderscore: _formatByUnderscore,
+      _formatByUppercase: _formatByUppercase,
+      _capitalize: _capitalize,
+      // export to use
+      format: format
+    };
+  }
+})();
diff --git a/views/ngXosLib/xosHelpers/src/services/log.decorator.js b/views/ngXosLib/xosHelpers/src/services/log.decorator.js
new file mode 100644
index 0000000..382f78e
--- /dev/null
+++ b/views/ngXosLib/xosHelpers/src/services/log.decorator.js
@@ -0,0 +1,40 @@
+// TODO write tests for log
+
+angular.module('xos.helpers')
+.config([ '$provide', function( $provide )
+{
+  // Use the `decorator` solution to substitute or attach behaviors to
+  // original service instance; @see angular-mocks for more examples....
+
+  $provide.decorator( '$log', [ '$delegate', function( $delegate )
+  {
+
+    const isLogEnabled = () => {
+      return window.location.href.indexOf('debug=true') >= 0;
+    }
+    // Save the original $log.debug()
+    let debugFn = $delegate.info;
+
+    // create the replacement function
+    const replacement = (fn) => {
+      return function(){
+        if(!isLogEnabled()){
+          console.log('logging is disabled');
+          return;
+        }
+        let args    = [].slice.call(arguments);
+        let now     = new Date();
+
+        // Prepend timestamp
+        args[0] = `[${now.getHours()}:${now.getMinutes()}:${now.getSeconds()}] ${args[0]}`;
+
+        // Call the original with the output prepended with formatted timestamp
+        fn.apply(null, args)
+      };
+    };
+
+    $delegate.info = replacement(debugFn);
+
+    return $delegate;
+  }]);
+}]);
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