diff --git a/src/common/const.js b/src/common/const.js
index 9e30ba40f2..3b34a75c28 100644
--- a/src/common/const.js
+++ b/src/common/const.js
@@ -60,14 +60,6 @@ export const DOMAINS_MORE_INFO_NO_HISTORY = [
   'scene',
 ];
 
-/** States that we consider "on". */
-export const STATES_ON = [
-  'home',
-  'on',
-  'open',
-  'unlocked'
-];
-
 /** States that we consider "off". */
 export const STATES_OFF = [
   'closed',
diff --git a/src/panels/lovelace/cards/hui-glance-card.js b/src/panels/lovelace/cards/hui-glance-card.js
index 95c7cc8186..a43e647762 100644
--- a/src/panels/lovelace/cards/hui-glance-card.js
+++ b/src/panels/lovelace/cards/hui-glance-card.js
@@ -3,7 +3,9 @@ import { PolymerElement } from '@polymer/polymer/polymer-element.js';
 
 import computeStateDisplay from '../../../common/entity/compute_state_display.js';
 import computeStateName from '../../../common/entity/compute_state_name.js';
+import createErrorCardConfig from '../common/create-error-card-config.js';
 
+import './hui-error-card.js';
 import '../../../components/entity/state-badge.js';
 import '../../../components/ha-card.js';
 
@@ -44,11 +46,6 @@ class HuiGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
           overflow: hidden;
           text-overflow: ellipsis;
         }
-        .error {
-          background-color: red;
-          color: white;
-          text-align: center;
-        }
       </style>
 
       <ha-card header="[[config.title]]">
@@ -64,7 +61,7 @@ class HuiGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
           </template>
         </div>
         <template is="dom-if" if="[[_error]]">
-          <div class="error">[[_error]]</div>
+          <hui-error-card config="[[_error]]"></hui-error-card>
         </template>
       </ha-card>
     `;
@@ -78,7 +75,7 @@ class HuiGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
         type: Array,
         computed: '_computeEntities(config)'
       },
-      _error: String
+      _error: Object
     };
   }
 
@@ -87,12 +84,14 @@ class HuiGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
   }
 
   _computeEntities(config) {
-    if (config && config.entities && Array.isArray(config.entities)) {
-      this._error = null;
-      return config.entities;
+    if (!config || !config.entities || !Array.isArray(config.entities)) {
+      const error = 'Error in card configuration.';
+      this._error = createErrorCardConfig(error, config);
+      return [];
     }
-    this._error = 'Error in card configuration.';
-    return [];
+
+    this._error = null;
+    return config.entities;
   }
 
   _showEntity(item, states) {
diff --git a/src/panels/lovelace/cards/hui-picture-elements-card.js b/src/panels/lovelace/cards/hui-picture-elements-card.js
index 8e74928369..ae47fd80b0 100644
--- a/src/panels/lovelace/cards/hui-picture-elements-card.js
+++ b/src/panels/lovelace/cards/hui-picture-elements-card.js
@@ -5,10 +5,9 @@ import '../../../components/buttons/ha-call-service-button.js';
 import '../../../components/entity/state-badge.js';
 import '../../../components/ha-card.js';
 
-import { STATES_ON } from '../../../common/const.js';
-import computeDomain from '../../../common/entity/compute_domain.js';
 import computeStateDisplay from '../../../common/entity/compute_state_display.js';
 import computeStateName from '../../../common/entity/compute_state_name.js';
+import toggleEntity from '../common/entity/toggle-entity.js';
 
 import EventsMixin from '../../../mixins/events-mixin.js';
 import LocalizeMixin from '../../../mixins/localize-mixin.js';
@@ -140,23 +139,7 @@ class HuiPictureElementsCard extends LocalizeMixin(EventsMixin(PolymerElement))
 
   _handleClick(entityId, toggle) {
     if (toggle) {
-      const turnOn = !STATES_ON.includes(this.hass.states[entityId].state);
-      const stateDomain = computeDomain(entityId);
-      const serviceDomain = stateDomain === 'lock' || stateDomain === 'cover' ?
-        stateDomain : 'homeassistant';
-
-      let service;
-      switch (stateDomain) {
-        case 'lock':
-          service = turnOn ? 'unlock' : 'lock';
-          break;
-        case 'cover':
-          service = turnOn ? 'open_cover' : 'close_cover';
-          break;
-        default:
-          service = turnOn ? 'turn_on' : 'turn_off';
-      }
-      this.hass.callService(serviceDomain, service, { entity_id: entityId });
+      toggleEntity(this.hass, entityId);
     } else {
       this.fire('hass-more-info', { entityId });
     }
diff --git a/src/panels/lovelace/cards/hui-picture-glance-card.js b/src/panels/lovelace/cards/hui-picture-glance-card.js
index 59bc68aadb..5e61c922c8 100644
--- a/src/panels/lovelace/cards/hui-picture-glance-card.js
+++ b/src/panels/lovelace/cards/hui-picture-glance-card.js
@@ -2,14 +2,16 @@ import { html } from '@polymer/polymer/lib/utils/html-tag.js';
 import { PolymerElement } from '@polymer/polymer/polymer-element.js';
 import '@polymer/paper-icon-button/paper-icon-button.js';
 
+import './hui-error-card.js';
 import '../../../components/ha-card.js';
 
-import { STATES_ON } from '../../../common/const.js';
+import { STATES_OFF } from '../../../common/const.js';
 import canToggleState from '../../../common/entity/can_toggle_state.js';
-import computeDomain from '../../../common/entity/compute_domain.js';
 import computeStateDisplay from '../../../common/entity/compute_state_display.js';
 import computeStateName from '../../../common/entity/compute_state_name.js';
+import createErrorCardConfig from '../common/create-error-card-config.js';
 import stateIcon from '../../../common/entity/state_icon.js';
+import toggleEntity from '../common/entity/toggle-entity.js';
 
 import EventsMixin from '../../../mixins/events-mixin.js';
 import LocalizeMixin from '../../../mixins/localize-mixin.js';
@@ -25,12 +27,12 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
         ha-card {
           position: relative;
           min-height: 48px;
-          line-height: 0;
+          overflow: hidden;
         }
         img {
+          display: block;
           width: 100%;
           height: auto;
-          border-radius: 2px;
         }
         .box {
           @apply --paper-font-common-nowrap;
@@ -43,8 +45,6 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
           font-size: 16px;
           line-height: 40px;
           color: white;
-          border-bottom-left-radius: 2px;
-          border-bottom-right-radius: 2px;
           display: flex;
           justify-content: space-between;
         }
@@ -60,11 +60,6 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
         iron-icon {
           padding: 8px;
         }
-        .error {
-          background-color: red;
-          color: white;
-          text-align: center;
-        }
       </style>
 
       <ha-card>
@@ -97,7 +92,7 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
           </div>
         </div>
         <template is="dom-if" if="[[_error]]">
-          <div class="error">[[_error]]</div>
+          <hui-error-card config="[[_error]]"></hui-error-card>
         </template>
       </ha-card>
     `;
@@ -112,7 +107,7 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
       },
       _entitiesDialog: Array,
       _entitiesService: Array,
-      _error: String
+      _error: Object
     };
   }
 
@@ -133,7 +128,8 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
         dialog = config.entities.filter(entity => !service.includes(entity));
       }
     } else {
-      _error = 'Error in card configuration.';
+      const error = 'Error in card configuration.';
+      _error = createErrorCardConfig(error, config);
     }
     this.setProperties({
       _entitiesDialog: dialog,
@@ -151,7 +147,7 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
   }
 
   _computeClass(entityId, states) {
-    return STATES_ON.includes(states[entityId].state) ? 'state-on' : '';
+    return STATES_OFF.includes(states[entityId].state) ? '' : 'state-on';
   }
 
   _computeTooltip(entityId, states) {
@@ -164,24 +160,7 @@ class HuiPictureGlanceCard extends LocalizeMixin(EventsMixin(PolymerElement)) {
 
   _callService(ev) {
     const entityId = ev.model.item;
-    let domain = computeDomain(entityId);
-    const turnOn = !STATES_ON.includes(this.hass.states[entityId].state);
-    let service;
-    switch (domain) {
-      case 'lock':
-        service = turnOn ? 'unlock' : 'lock';
-        break;
-      case 'cover':
-        service = turnOn ? 'open_cover' : 'close_cover';
-        break;
-      case 'group':
-        domain = 'homeassistant';
-        service = turnOn ? 'turn_on' : 'turn_off';
-        break;
-      default:
-        service = turnOn ? 'turn_on' : 'turn_off';
-    }
-    this.hass.callService(domain, service, { entity_id: entityId });
+    toggleEntity(this.hass, entityId);
   }
 }
 
diff --git a/src/panels/lovelace/common/entity/toggle-entity.js b/src/panels/lovelace/common/entity/toggle-entity.js
new file mode 100644
index 0000000000..dfaf251ede
--- /dev/null
+++ b/src/panels/lovelace/common/entity/toggle-entity.js
@@ -0,0 +1,7 @@
+import { STATES_OFF } from '../../../../common/const.js';
+import turnOnOffEntity from './turn-on-off-entity.js';
+
+export default function toggleEntity(hass, entityId) {
+  const turnOn = STATES_OFF.includes(hass.states[entityId].state);
+  turnOnOffEntity(hass, entityId, turnOn);
+}
diff --git a/src/panels/lovelace/common/entity/turn-on-off-entities.js b/src/panels/lovelace/common/entity/turn-on-off-entities.js
new file mode 100644
index 0000000000..e24f4ee366
--- /dev/null
+++ b/src/panels/lovelace/common/entity/turn-on-off-entities.js
@@ -0,0 +1,33 @@
+import { STATES_OFF } from '../../../../common/const.js';
+import computeDomain from '../../../../common/entity/compute_domain.js';
+
+export default function turnOnOffEntities(hass, entityIds, turnOn = true) {
+  const domainsToCall = {};
+  entityIds.forEach((entityId) => {
+    if ((STATES_OFF.includes(hass.states[entityId].state)) === turnOn) {
+      const stateDomain = computeDomain(entityId);
+      const serviceDomain = ['cover', 'lock'].includes(stateDomain) ?
+        stateDomain : 'homeassistant';
+
+      if (!(serviceDomain in domainsToCall)) domainsToCall[serviceDomain] = [];
+      domainsToCall[serviceDomain].push(entityId);
+    }
+  });
+
+  Object.keys(domainsToCall).forEach((domain) => {
+    let service;
+    switch (domain) {
+      case 'lock':
+        service = turnOn ? 'unlock' : 'lock';
+        break;
+      case 'cover':
+        service = turnOn ? 'open_cover' : 'close_cover';
+        break;
+      default:
+        service = turnOn ? 'turn_on' : 'turn_off';
+    }
+
+    const entities = domainsToCall[domain];
+    hass.callService(domain, service, { entity_id: entities });
+  });
+}
diff --git a/src/panels/lovelace/common/entity/turn-on-off-entity.js b/src/panels/lovelace/common/entity/turn-on-off-entity.js
new file mode 100644
index 0000000000..e61d8e8a48
--- /dev/null
+++ b/src/panels/lovelace/common/entity/turn-on-off-entity.js
@@ -0,0 +1,20 @@
+import computeDomain from '../../../../common/entity/compute_domain.js';
+
+export default function turnOnOffEntity(hass, entityId, turnOn = true) {
+  const stateDomain = computeDomain(entityId);
+  const serviceDomain = stateDomain === 'group' ? 'homeassistant' : stateDomain;
+
+  let service;
+  switch (stateDomain) {
+    case 'lock':
+      service = turnOn ? 'unlock' : 'lock';
+      break;
+    case 'cover':
+      service = turnOn ? 'open_cover' : 'close_cover';
+      break;
+    default:
+      service = turnOn ? 'turn_on' : 'turn_off';
+  }
+
+  hass.callService(serviceDomain, service, { entity_id: entityId });
+}
diff --git a/src/panels/lovelace/components/hui-entities-toggle.js b/src/panels/lovelace/components/hui-entities-toggle.js
index d156a3b38b..e291f0d72a 100644
--- a/src/panels/lovelace/components/hui-entities-toggle.js
+++ b/src/panels/lovelace/components/hui-entities-toggle.js
@@ -3,8 +3,8 @@ import { PolymerElement } from '@polymer/polymer/polymer-element.js';
 import '@polymer/paper-toggle-button/paper-toggle-button.js';
 
 import canToggleState from '../../../common/entity/can_toggle_state.js';
-import computeDomain from '../../../common/entity/compute_domain.js';
-import { STATES_ON } from '../../../common/const.js';
+import turnOnOffEntities from '../common/entity/turn-on-off-entities.js';
+import { STATES_OFF } from '../../../common/const.js';
 
 class HuiEntitiesToggle extends PolymerElement {
   static get template() {
@@ -38,46 +38,18 @@ class HuiEntitiesToggle extends PolymerElement {
     };
   }
 
-  _computeToggleEntities(hass, entities) {
-    return entities.filter(entity => (entity in hass.states ?
-      canToggleState(hass, hass.states[entity]) : false));
+  _computeToggleEntities(hass, entityIds) {
+    return entityIds.filter(entityId => (entityId in hass.states ?
+      canToggleState(hass, hass.states[entityId]) : false));
   }
 
-  _computeIsChecked(hass, entities) {
-    return entities.some(entity => STATES_ON.includes(hass.states[entity].state));
+  _computeIsChecked(hass, entityIds) {
+    return entityIds.some(entityId => !STATES_OFF.includes(hass.states[entityId].state));
   }
 
   _callService(ev) {
     const turnOn = ev.target.checked;
-    const toCall = {};
-
-    this.entities.forEach((entity) => {
-      if ((STATES_ON.includes(this.hass.states[entity].state)) !== turnOn) {
-        const stateDomain = computeDomain(entity);
-        const serviceDomain = stateDomain === 'lock' || stateDomain === 'cover' ?
-          stateDomain : 'homeassistant';
-
-        if (!(serviceDomain in toCall)) toCall[serviceDomain] = [];
-        toCall[serviceDomain].push(entity);
-      }
-    });
-
-    Object.keys(toCall).forEach((domain) => {
-      let service;
-      switch (domain) {
-        case 'lock':
-          service = turnOn ? 'unlock' : 'lock';
-          break;
-        case 'cover':
-          service = turnOn ? 'open_cover' : 'close_cover';
-          break;
-        default:
-          service = turnOn ? 'turn_on' : 'turn_off';
-      }
-
-      const entities = toCall[domain];
-      this.hass.callService(domain, service, { entity_id: entities });
-    });
+    turnOnOffEntities(this.hass, this._toggleEntities, turnOn);
   }
 }