diff --git a/models/res_partner_id_category.py b/models/res_partner_id_category.py
index b1fb9b6d0..71508512e 100644
--- a/models/res_partner_id_category.py
+++ b/models/res_partner_id_category.py
@@ -28,8 +28,13 @@ class ResPartnerIdCategory(models.Model):
                  "browse_record\n"
                  "#  - id_number: browse_record of ID number to validate")
 
-    code = fields.Char(string="Code", size=16, required=True)
-    name = fields.Char(string="ID name", required=True, translate=True)
+    code = fields.Char(
+        string="Code", size=16, required=True,
+        help="Abbreviation or acronym of this ID type. For example, "
+             "'driver_license'")
+    name = fields.Char(
+        string="ID name", required=True, translate=True,
+        help="Name of this ID type. For example, 'Driver License'")
     active = fields.Boolean(string="Active", default=True)
     validation_code = fields.Text(
         'Python validation code',
diff --git a/models/res_partner_id_number.py b/models/res_partner_id_number.py
index 004600681..aae67dd40 100644
--- a/models/res_partner_id_number.py
+++ b/models/res_partner_id_number.py
@@ -20,17 +20,35 @@ class ResPartnerIdNumber(models.Model):
     def validate_id_number(self):
         self.category_id.validate_id_number(self)
 
-    name = fields.Char(string="ID Number", required=True)
-    category_id = fields.Many2one(string="Category", required=True,
-                                  comodel_name='res.partner.id_category')
+    name = fields.Char(
+        string="ID Number", required=True,
+        help="The ID itself. For example, Driver License number of this "
+             "person")
+    category_id = fields.Many2one(
+        string="Category", required=True,
+        comodel_name='res.partner.id_category',
+        help="ID type defined in configuration. For example, Driver License")
     partner_id = fields.Many2one(string="Partner", required=True,
                                  comodel_name='res.partner')
-    partner_issued_id = fields.Many2one(string="Issued by",
-                                        comodel_name='res.partner')
-    place_issuance = fields.Char(string="Place of Issuance")
-    date_issued = fields.Date(string="Issued on")
-    valid_from = fields.Date(string="Valid from")
-    valid_until = fields.Date(string="Valid until")
+    partner_issued_id = fields.Many2one(
+        string="Issued by", comodel_name='res.partner',
+        help="Another partner, who issued this ID. For example, Traffic "
+             "National Institution")
+    place_issuance = fields.Char(
+        string="Place of Issuance",
+        help="The place where the ID has been issued. For example the country "
+             "for passports and visa")
+    date_issued = fields.Date(
+        string="Issued on",
+        help="Issued date. For example, date when person approved his driving "
+             "exam, 21/10/2009")
+    valid_from = fields.Date(
+        string="Valid from",
+        help="Validation period stating date.")
+    valid_until = fields.Date(
+        string="Valid until",
+        help="Expiration date. For example, date when person needs to renew "
+             "his driver license, 21/10/2019")
     comment = fields.Text(string="Notes")
     status = fields.Selection(
         [('draft', 'New'),