diff --git a/app/src/frontend/building/data-containers/land-use.tsx b/app/src/frontend/building/data-containers/land-use.tsx
index d72add63..e8e8b1be 100644
--- a/app/src/frontend/building/data-containers/land-use.tsx
+++ b/app/src/frontend/building/data-containers/land-use.tsx
@@ -1,7 +1,7 @@
 import React, { Fragment } from 'react';
 
 import InfoBox from '../../components/info-box';
-import { dataFields } from '../../config/data-fields-config';
+import { commonSourceTypes, dataFields } from '../../config/data-fields-config';
 import DataEntry from '../data-components/data-entry';
 import { MultiDataEntry } from '../data-components/multi-data-entry/multi-data-entry';
 import SelectDataEntry from '../data-components/select-data-entry';
@@ -62,8 +62,8 @@ const UseView: React.FunctionComponent<CategoryViewProps> = (props) => {
                         onChange={props.onChange}
                         tooltip={dataFields.is_domestic_source.tooltip}
                     />
-                    {(props.building.is_domestic_source == "Expert knowledge" ||
-                        props.building.is_domestic_source == "Observed from the street" ||
+                    {(props.building.is_domestic_source == commonSourceTypes[0] ||
+                        props.building.is_domestic_source == commonSourceTypes[1] ||
                         props.building.is_domestic_source == null) ? <></> :
                         <><MultiDataEntry
                             title={dataFields.is_domestic_links.title}
diff --git a/app/src/frontend/building/data-containers/location.tsx b/app/src/frontend/building/data-containers/location.tsx
index d6ffedcf..f44ecb82 100644
--- a/app/src/frontend/building/data-containers/location.tsx
+++ b/app/src/frontend/building/data-containers/location.tsx
@@ -1,5 +1,5 @@
 import React, { Fragment } from 'react';
-import { dataFields } from '../../config/data-fields-config';
+import { commonSourceTypes, dataFields } from '../../config/data-fields-config';
 import DataEntry from '../data-components/data-entry';
 import NumericDataEntry from '../data-components/numeric-data-entry';
 import UPRNsDataEntry from '../data-components/uprns-data-entry';
@@ -140,8 +140,8 @@ const LocationView: React.FunctionComponent<CategoryViewProps> = (props) => (
                 placeholder={dataFields.location_address_source.example}
                 options={dataFields.location_address_source.items}
                 />
-            {(props.building.location_address_source == "Expert/personal knowledge of building" ||
-                props.building.location_address_source == "Online streetview image" ||
+            {(props.building.location_address_source == commonSourceTypes[0] ||
+                props.building.location_address_source == commonSourceTypes[1] ||
                 props.building.location_address_source == null) ? <></> :
                 <>
                     <MultiDataEntry
@@ -248,8 +248,8 @@ const LocationView: React.FunctionComponent<CategoryViewProps> = (props) => (
                 placeholder={dataFields.location_coordinates_source.example}
                 options={dataFields.location_coordinates_source.items}
                 />
-            {(props.building.location_coordinates_source == "Expert/personal knowledge of building" ||
-                props.building.location_coordinates_source == "Online streetview image" ||
+            {(props.building.location_coordinates_source == commonSourceTypes[0] ||
+                props.building.location_coordinates_source == commonSourceTypes[1] ||
                 props.building.location_coordinates_source == null) ? <></> :
                 <>
                     <MultiDataEntry
diff --git a/app/src/frontend/config/data-fields-config.ts b/app/src/frontend/config/data-fields-config.ts
index 6174f0a4..4227b274 100644
--- a/app/src/frontend/config/data-fields-config.ts
+++ b/app/src/frontend/config/data-fields-config.ts
@@ -2,6 +2,18 @@ import { Category } from './categories-config';
 import { CCConfig } from '../../cc-config';
 let ccconfig: CCConfig = require('../../cc-config.json')
 
+/*
+ * Common list of Source Types, used in multiple menus
+*/
+export const commonSourceTypes = [
+    "Expert knowledge",
+    "Observed from the street",
+    "Google or other photograph/satellite imagery",
+    "Government/public record/database",
+    "Independently managed record/database",
+    "Other type of record/database"
+];
+
 /**
  * This interface is used only in code which uses dataFields, not in the dataFields definition itself
  * Cannot make dataFields an indexed type ({[key: string]: DataFieldDefinition}),
@@ -165,18 +177,10 @@ export const dataFields = { /* eslint-disable @typescript-eslint/camelcase */
     },
     location_address_source: {
         category: Category.Location,
-        title: "Source",
+        title: "Source type",
         example: "",
         tooltip: "Source of address data.",
-        items: [
-            "Expert/personal knowledge of building",
-            "Online streetview image",
-            "Open planning authority dataset",
-            "Open property tax dataset",
-            "Open housing dataset",
-            "Open address dataset",
-            "Other"
-        ]
+        items: commonSourceTypes
     },
     location_address_links: {
         category: Category.Location,
@@ -232,18 +236,10 @@ export const dataFields = { /* eslint-disable @typescript-eslint/camelcase */
     },
     location_coordinates_source: {
         category: Category.Location,
-        title: "Source",
+        title: "Source type",
         example: "",
         tooltip: "Source of lcoordinate data.",
-        items: [
-            "Expert/personal knowledge of building",
-            "Online streetview image",
-            "Open planning authority dataset",
-            "Open property tax dataset",
-            "Open housing dataset",
-            "Open address dataset",
-            "Other"
-        ]
+        items: commonSourceTypes
     },
     location_coordinates_links: {
         category: Category.Location,
@@ -656,14 +652,7 @@ export const dataFields = { /* eslint-disable @typescript-eslint/camelcase */
         title: "Source type",
         tooltip: "Source of domestic/non-domestic data",
         example: "",
-        items: [
-            "Expert knowledge",
-            "Observed from the street",
-            "Google or other photograph/satellite imagery",
-            "Government/public record/database",
-            "Independently managed record/database",
-            "Other type of record/database"
-        ]
+        items: commonSourceTypes
     },
     is_domestic_links: {
         category: Category.Team,