diff --git a/resources/templates/login.html b/resources/templates/login.html
index 25550d0..dca783e 100644
--- a/resources/templates/login.html
+++ b/resources/templates/login.html
@@ -13,6 +13,7 @@
 {% block content %}
       <form action="{{servlet-context}}/login" method="post">
         {% csrf-field %}
+        <input type="hidden" name="redirect-to" value="{{servlet-context}}/roles"/>
         <h2>
           Or use a test username and password
         </h2>
diff --git a/src/cljc/youyesyet/locality.cljc b/src/cljc/youyesyet/locality.cljc
index 45c9872..3fe8600 100644
--- a/src/cljc/youyesyet/locality.cljc
+++ b/src/cljc/youyesyet/locality.cljc
@@ -23,6 +23,9 @@
 ;;;;
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
+;;;; Specified here:
+;;;; https://github.com/simon-brooke/youyesyet/blob/master/doc/specification/scaling.md#searching-the-database-for-localities
+
 ;;;; See also resources/sql/locality-trigger.sql
 
 (defn locality
@@ -36,6 +39,7 @@
       (int              ;; we're interested in localities West of Greenwich.
         (* longitude 100)))))
 
+
 (defn neighbouring-localities
   "Return this locality with the localities immediately
   north east, north, north west, east, west, south west,
@@ -53,4 +57,4 @@
     (+ locality 100)
     (+ locality 101)))
 
-(neighbouring-localities 5482391)
+
diff --git a/src/cljs/youyesyet/canvasser_app/gis.cljs b/src/cljs/youyesyet/canvasser_app/gis.cljs
index 64fbc18..0f694b8 100644
--- a/src/cljs/youyesyet/canvasser_app/gis.cljs
+++ b/src/cljs/youyesyet/canvasser_app/gis.cljs
@@ -109,22 +109,17 @@
 (defn map-remove-pins
   "Remove all pins from this map `view`. Side-effecty; liable to be problematic."
   [view]
-  (if
-    view
-    (let [layers (.eachLayer view (fn [l] l))]
-      (doall
-        (map
-          #(if
-             (instance? js/L.Marker %)
-             (.removeLayer view %))
-          layers))))
+  (.eachLayer view
+              #(if
+                 (instance? js/L.Marker %)
+                 (.removeLayer view %)))
   view)
 
 
 (defn refresh-map-pins
   "Refresh the map pins on this map. Side-effecty; liable to be problematic."
   []
-  (let [view @(subscribe [:view]) ;; (map-remove-pins @(subscribe [:view]))
+  (let [view (map-remove-pins @(subscribe [:view]))
         addresses @(subscribe [:addresses])]
     (if
       view
diff --git a/src/cljs/youyesyet/canvasser_app/views/building.cljs b/src/cljs/youyesyet/canvasser_app/views/building.cljs
index 5396b2e..d2cac79 100644
--- a/src/cljs/youyesyet/canvasser_app/views/building.cljs
+++ b/src/cljs/youyesyet/canvasser_app/views/building.cljs
@@ -47,8 +47,8 @@
          (fn
            [dwelling]
            (ui/big-link
-             (:sub-address dwelling)
+             (:sub_address dwelling)
              :target (str "#/dwelling/" (:id dwelling))) )
          (sort-by
-           :sub-address
+           :sub_address
            (:dwellings address)))]]]))