diff --git a/src/Lifecycle.js b/src/Lifecycle.js
index e891ab5984..295ffe44f4 100644
--- a/src/Lifecycle.js
+++ b/src/Lifecycle.js
@@ -412,6 +412,7 @@ export function stopMatrixClient() {
     if (cli) {
         cli.stopClient();
         cli.removeAllListeners();
+        cli.store.deleteAllData();
         MatrixClientPeg.unset();
     }
 }
diff --git a/src/MatrixClientPeg.js b/src/MatrixClientPeg.js
index 9c0daf4726..3759aa72c1 100644
--- a/src/MatrixClientPeg.js
+++ b/src/MatrixClientPeg.js
@@ -16,6 +16,7 @@ limitations under the License.
 
 'use strict';
 
+import q from "q";
 import Matrix from 'matrix-js-sdk';
 import utils from 'matrix-js-sdk/lib/utils';
 import EventTimeline from 'matrix-js-sdk/lib/models/event-timeline';
@@ -71,7 +72,16 @@ class MatrixClientPeg {
         const opts = utils.deepCopy(this.opts);
         // the react sdk doesn't work without this, so don't allow
         opts.pendingEventOrdering = "detached";
-        this.get().startClient(opts);
+
+        let promise = this.matrixClient.store.startup();
+        // log any errors when starting up the database (if one exists)
+        promise.catch((err) => { console.error(err); });
+
+        // regardless of errors, start the client. If we did error out, we'll
+        // just end up doing a full initial /sync.
+        promise.finally(() => {
+            this.get().startClient(opts);
+        });
     }
 
     getCredentials(): MatrixClientCreds {
@@ -111,6 +121,14 @@ class MatrixClientPeg {
         if (localStorage) {
             opts.sessionStore = new Matrix.WebStorageSessionStore(localStorage);
         }
+        if (window.indexedDB && localStorage) {
+            opts.store = new Matrix.IndexedDBStore(
+                new Matrix.IndexedDBStoreBackend(window.indexedDB),
+                new Matrix.SyncAccumulator(), {
+                    localStorage: localStorage,
+                }
+            );
+        }
 
         this.matrixClient = Matrix.createClient(opts);
 
diff --git a/src/components/structures/LoggedInView.js b/src/components/structures/LoggedInView.js
index 961277a4a1..aa9470f126 100644
--- a/src/components/structures/LoggedInView.js
+++ b/src/components/structures/LoggedInView.js
@@ -175,6 +175,7 @@ export default React.createClass({
                     collapsedRhs={this.props.collapse_rhs}
                     enableLabs={this.props.config.enableLabs}
                     referralBaseUrl={this.props.config.referralBaseUrl}
+                    teamToken={this.props.teamToken}
                 />;
                 if (!this.props.collapse_rhs) right_panel = <RightPanel opacity={this.props.sideOpacity}/>;
                 break;
diff --git a/src/components/structures/MatrixChat.js b/src/components/structures/MatrixChat.js
index 72680a3eac..3265249105 100644
--- a/src/components/structures/MatrixChat.js
+++ b/src/components/structures/MatrixChat.js
@@ -464,6 +464,10 @@ module.exports = React.createClass({
                 this.notifyNewScreen('directory');
                 break;
             case 'view_home_page':
+                if (!this._teamToken) {
+                    dis.dispatch({action: 'view_room_directory'});
+                    return;
+                }
                 this._setPage(PageTypes.HomePage);
                 this.notifyNewScreen('home');
                 break;
diff --git a/src/components/structures/UserSettings.js b/src/components/structures/UserSettings.js
index fdade60dfd..f8240e247b 100644
--- a/src/components/structures/UserSettings.js
+++ b/src/components/structures/UserSettings.js
@@ -109,6 +109,10 @@ module.exports = React.createClass({
 
         // true if RightPanel is collapsed
         collapsedRhs: React.PropTypes.bool,
+
+        // Team token for the referral link. If falsy, the referral section will
+        // not appear
+        teamToken: React.PropTypes.string,
     },
 
     getDefaultProps: function() {
@@ -462,7 +466,7 @@ module.exports = React.createClass({
     },
 
     _renderReferral: function() {
-        const teamToken = window.localStorage.getItem('mx_team_token');
+        const teamToken = this.props.teamToken;
         if (!teamToken) {
             return null;
         }
diff --git a/src/components/views/rooms/RoomSettings.js b/src/components/views/rooms/RoomSettings.js
index 4d1285678b..3247f5a90b 100644
--- a/src/components/views/rooms/RoomSettings.js
+++ b/src/components/views/rooms/RoomSettings.js
@@ -1,5 +1,6 @@
 /*
 Copyright 2015, 2016 OpenMarket Ltd
+Copyright 2017 Vector Creations Ltd
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
@@ -35,6 +36,47 @@ function parseIntWithDefault(val, def) {
     return isNaN(res) ? def : res;
 }
 
+const BannedUser = React.createClass({
+    propTypes: {
+        member: React.PropTypes.object.isRequired, // js-sdk RoomMember
+    },
+
+    _onUnbanClick: function() {
+        const ConfirmUserActionDialog = sdk.getComponent("dialogs.ConfirmUserActionDialog");
+        Modal.createDialog(ConfirmUserActionDialog, {
+            member: this.props.member,
+            action: 'Unban',
+            danger: false,
+            onFinished: (proceed) => {
+                if (!proceed) return;
+
+                MatrixClientPeg.get().unban(
+                    this.props.member.roomId, this.props.member.userId,
+                ).catch((err) => {
+                    const ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
+                    Modal.createDialog(ErrorDialog, {
+                        title: "Failed to unban",
+                        description: err.message,
+                    });
+                }).done();
+            },
+        });
+    },
+
+    render: function() {
+        return (
+            <li>
+                <AccessibleButton className="mx_RoomSettings_unbanButton"
+                    onClick={this._onUnbanClick}
+                >
+                    Unban
+                </AccessibleButton>
+                {this.props.member.userId}
+            </li>
+        );
+    }
+});
+
 module.exports = React.createClass({
     displayName: 'RoomSettings',
 
@@ -74,6 +116,9 @@ module.exports = React.createClass({
 
     componentWillMount: function() {
         ScalarMessaging.startListening();
+
+        MatrixClientPeg.get().on("RoomMember.membership", this._onRoomMemberMembership);
+
         MatrixClientPeg.get().getRoomDirectoryVisibility(
             this.props.room.roomId
         ).done((result) => {
@@ -102,6 +147,11 @@ module.exports = React.createClass({
     componentWillUnmount: function() {
         ScalarMessaging.stopListening();
 
+        const cli = MatrixClientPeg.get();
+        if (cli) {
+            cli.removeListener("RoomMember.membership", this._onRoomMemberMembership);
+        }
+
         dis.dispatch({
             action: 'ui_opacity',
             sideOpacity: 1.0,
@@ -501,6 +551,11 @@ module.exports = React.createClass({
         });
     },
 
+    _onRoomMemberMembership: function() {
+        // Update, since our banned user list may have changed
+        this.forceUpdate();
+    },
+
     _renderEncryptionSection: function() {
         var cli = MatrixClientPeg.get();
         var roomState = this.props.room.currentState;
@@ -611,11 +666,9 @@ module.exports = React.createClass({
                 <div>
                     <h3>Banned users</h3>
                     <ul className="mx_RoomSettings_banned">
-                        {banned.map(function(member, i) {
+                        {banned.map(function(member) {
                             return (
-                                <li key={i}>
-                                    {member.userId}
-                                </li>
+                                <BannedUser key={member.userId} member={member} />
                             );
                         })}
                     </ul>