Merge pull request #510 from communitiesuk/hint_text

Add hint text

config/forms/2021_2022.json

@@ -675,7 +675,7 @@
                 "offered": {
                   "check_answer_label": "Times previously offered since becoming available",
                   "header": "Since becoming available for re-let, how many times has the property been previously offered?",
-                  "hint_text": "If the property is being offered for let for the first time, enter 0.",
+                  "hint_text": "This is after the last tenancy ended. If the property is being offered for let for the first time, enter 0.",
                   "type": "numeric",
                   "min": 0,
                   "max": 150,
@@ -1057,7 +1057,7 @@
                 "tenancylength": {
                   "check_answer_label": "Length of fixed-term tenancy",
                   "header": "What is the length of the fixed-term tenancy to the nearest year?",
-                  "hint_text": "",
+                  "hint_text": "Don't include the starter or introductory period",
                   "type": "numeric",
                   "min": 0,
                   "max": 150,