diff --git a/__init__.py b/__init__.py
index 0563194..f3fc54d 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,6 +1,6 @@
 from trytond.pool import Pool
 from . import prospect
-from . import prospect_trace
+from . import prospect_tracker
 from . import call
 
 __all__ = ['register']
@@ -10,7 +10,7 @@ def register():
     Pool.register(
         call.Call,
         prospect.Prospect,
-        prospect_trace.ProspectTrace,
+        prospect_tracker.ProspectTracker,
         module='sale_opportunity_management', type_='model')
     Pool.register(
         module='sale_opportunity_management', type_='wizard')
diff --git a/call.py b/call.py
index 708fb94..ea1dcb9 100644
--- a/call.py
+++ b/call.py
@@ -9,7 +9,7 @@ class Call(ModelSQL, ModelView):
     date = fields.Date('Date')
     description = fields.Char('Description')
 
-    prospect_trace = fields.Many2One('sale.prospect_trace', 'Prospect trace')
+    prospect_tracker = fields.Many2One('sale.prospect_tracker', 'Prospect trace')
 
     @classmethod
     def default_date(cls):
diff --git a/prospect_trace.py b/prospect_trace.py
index d203c63..95d5a68 100644
--- a/prospect_trace.py
+++ b/prospect_trace.py
@@ -2,19 +2,21 @@
 # this repository contains the full copyright notices and license terms.
 from trytond.model import ModelSQL, ModelView, fields 
 
-class ProspectTrace(ModelSQL, ModelView):
+class ProspectTracker(ModelSQL, ModelView):
     'Seguimiento de un prospecto'
     
-    __name__ = 'sale.prospect_trace'
+    __name__ = 'sale.prospect_tracker'
 
     prospect = fields.Many2One('sale.prospect', 'Prospect')
     prospect_name = fields.Char('Name')
     prospect_tel = fields.Integer('Tel')
+    prospect_city = fields.Char('City') 
 
-    calls = fields.One2Many('sale.call', 'prospect_trace', "Calls")
+    calls = fields.One2Many('sale.call', 'prospect_tracker', "Calls")
 
     @fields.depends('prospect')
     def on_change_prospect(self):
         if self.prospect:
             self.prospect_name = self.prospect.name
             self.prospect_tel = self.prospect.tel
+            self.prospect_city = self.prospect.city
diff --git a/tests/scenario_sale_opportunity_management.rst b/tests/scenario_sale_opportunity_management.rst
index 3e14a95..2759591 100644
--- a/tests/scenario_sale_opportunity_management.rst
+++ b/tests/scenario_sale_opportunity_management.rst
@@ -22,6 +22,7 @@ Crear prospecto::
 
     >>> prospect.name = 'guchito S.A.S'
     >>> prospect.tel = 3123423422
+    >>> prospect.city = 'Bogotá'
     >>> prospect.save()
 
 
@@ -30,16 +31,17 @@ Como operador quiero poder crear un seguimiento de prospecto para luego hacer un
 -----------------------------------------------------------------------------------------
 
 Crear seguimiento de prospecto::
-    >>> ProspectTrace = Model.get('sale.prospect_trace')
-    >>> prospect_trace = ProspectTrace()
+    >>> ProspectTracker = Model.get('sale.prospect_tracker')
+    >>> prospect_tracker = ProspectTracker()
 
-    >>> prospect_trace.prospect = prospect
-    >>> prospect_trace.save()
+    >>> prospect_tracker.prospect = prospect
+    >>> prospect_tracker.save()
 
-    >>> prospect_trace.prospect_name
+    >>> prospect_tracker.prospect_name
     'guchito S.A.S'
-    >>> prospect_trace.prospect_tel 
+    >>> prospect_tracker.prospect_tel 
     3123423422
+    >>> prospect_tracker.prospect_city
 
 ----------------------------------------------------------------------------
 Como operador quiero poder registrar una llamada para luego generar reportes
@@ -50,12 +52,12 @@ Crear llamada a un seguimiento de prospecto::
     >>> call = Call()
 
     >>> call.description = 'Descripción u observaciones de la llamada'
-    >>> call.prospect_trace = prospect_trace
+    >>> call.prospect_tracker = prospect_tracker
     >>> call.save()
 
-    >>> call.prospect_trace.prospect_name
+    >>> call.prospect_tracker.prospect_name
     'guchito S.A.S'
-    >>> call.prospect_trace.prospect_tel 
+    >>> call.prospect_tracker.prospect_tel 
     3123423422
     >>> call.date == date.today()
     True
@@ -65,14 +67,14 @@ Crear otra llamada al mismo seguimiento de prospecto::
     >>> call = Call()
 
     >>> call.description = 'Segunda llamada al mismo seguimiento'
-    >>> call.prospect_trace = prospect_trace
+    >>> call.prospect_tracker = prospect_tracker
     >>> call.save()
 
-    >>> call.prospect_trace.prospect_name
+    >>> call.prospect_tracker.prospect_name
     'guchito S.A.S'
-    >>> call.prospect_trace.prospect_tel 
+    >>> call.prospect_tracker.prospect_tel 
     3123423422
     >>> call.date == date.today()
     True
-    >>> len(prospect_trace.calls) == 2
+    >>> len(prospect_tracker.calls) == 2
     True
\ No newline at end of file