diff --git a/README.md b/README.md
index ee1efd9..852b4d9 100644
--- a/README.md
+++ b/README.md
@@ -171,7 +171,6 @@ Let's say you want to redirect all http to https.
 var http = require('http');
 var https = require('https');
 var LEX = require('letsencrypt-express');
-var LE = require('letsencrypt');
 
 var lex = LEX.create({
   configDir: __dirname + '/letsencrypt.config'
@@ -184,6 +183,7 @@ var lex = LEX.create({
   }
 });
 
+
 http.createServer(LEX.createAcmeResponder(lex, function redirectHttps(req, res) {
   res.setHeader('Location', 'https://' + req.headers.host + req.url);
   res.end('<!-- Hello Mr Developer! Please use HTTPS instead -->');
@@ -199,6 +199,12 @@ app.use('/', function (req, res) {
 https.createServer(lex.httpsOptions, LEX.createAcmeResponder(lex, app));
 ```
 
+In short these are the only functions you need to be aware of:
+
+* `LEX.create(opts)`
+  * `{ configDir: pathname, approveRegistration: func }`
+* `LEX.createAcmeResponder(lex, onRequest)`
+
 ### WebSockets with Let's Encrypt
 
 Note: you don't need to create websockets for the plain ports.
@@ -374,6 +380,7 @@ lex = LEX.create({
 , letsencrypt: LE.create(
     // options
     { configDir: './letsencrypt.config'
+    , manual: true
 
     , server: LE.productionServerUrl
     , privkeyPath: LE.privkeyPath
diff --git a/lib/standalone.js b/lib/standalone.js
index 20ddc88..c85e32c 100644
--- a/lib/standalone.js
+++ b/lib/standalone.js
@@ -5,10 +5,10 @@ var challengeStore = require('./challenge-handlers');
 var createSniCallback = require('./sni-callback').create;
 var LE = require('letsencrypt');
 
-function createAcmeResponder(obj, onRequest) {
+function createAcmeResponder(lex, onRequest) {
 
   function httpAcmeResponder(req, res) {
-    if (LEX.debug) {
+    if (lex.debug) {
       console.debug('[LEX] ', req.method, req.headers.host, req.url);
     }
     var acmeChallengePrefix = '/.well-known/acme-challenge/';
@@ -20,10 +20,9 @@ function createAcmeResponder(obj, onRequest) {
 
     var key = req.url.slice(acmeChallengePrefix.length);
 
-    obj.getChallenge({
-      debug: LEX.debug || obj.debug
-    }, req.headers.host, key, function (err, val) {
-      if (LEX.debug) {
+    // lex = { debug, webrootPath }
+    lex.getChallenge(lex, req.headers.host, key, function (err, val) {
+      if (lex.debug) {
         console.debug('[LEX] GET challenge, response:');
         console.debug('challenge:', key);
         console.debug('response:', val);
@@ -128,7 +127,7 @@ function lexHelper(obj, app) {
 
   if (!obj.approveRegistration && LEX.defaultApproveRegistration) {
     obj.approveRegistration = function (domain, cb) {
-      if (LEX.debug) {
+      if (obj.debug) {
         console.debug('[LEX] auto register against staging server');
       }
       cb(null, {
@@ -257,6 +256,7 @@ function LEX(obj, app) {
 module.exports = LEX;
 
 LEX.create = LEX;
+LEX.createServers = LEX;
 LEX.setChallenge = challengeStore.set;
 LEX.getChallenge = challengeStore.get;
 LEX.removeChallenge = challengeStore.remove;