diff --git a/buildout/README-2.12.txt b/buildout/README-2.12.txt
index 493c4f981078a53073d8dba81ec63a1f4e97d336..0c0112a6404b4c359cf160dc691f3bb458c9d59f 100644
--- a/buildout/README-2.12.txt
+++ b/buildout/README-2.12.txt
@@ -38,7 +38,7 @@ Run the Zope 2.12 buildout:
 
   $ cd ~/erp5.buildout
   $ python2.6 -S bootstrap/bootstrap.py -v 1.4.3
-  $ python2.6 -S bin/buildout -v -c buildout-2.12.cfg
+  $ bin/buildout -v -c buildout-2.12.cfg
 
 This will download and install the software components needed to run ERP5 on
 Zope 2.12 including Zope 2.12 plus dependencies (including
@@ -54,7 +54,7 @@ Each software component in this buildout might require some system
 dependencies, including development libraries and executables.
 To query what is required for all components, please run:
 
-  $ python2.6 -S bin/buildout install show-requirements
+  $ bin/buildout install show-requirements
 
 Minimal requirements
 --------------------
@@ -73,11 +73,6 @@ Post-build check
 
 There isn't yet a post-build check for running ERP5 on Zope 2.12.
 
-When it's ready, you can check if all components are working correctly by
-typing:
-
-  $ make assert
-
 Distribution helpers
 --------------------
 
@@ -132,7 +127,23 @@ OpenOffice.org document conversion daemon. We need mysql, in particular,
 to be running before configuring an actual ERP5 instance, so we'll start
 supervisor:
 
-$ var/bin/supervisord                   # 6
+$ bin/supervisord                   # 6
+
+Also, we need databases in the mysql server that correspond to both the ERP5
+instance we're going to create, and the testrunner we will want to run:
+
+$ var/bin/mysql -u root
+mysql> create database development_site;
+mysql> grant all privileges on development_site.* to 'development_user'@'localhost' identified by 'development_password';
+mysql> grant all privileges on development_site.* to 'development_user'@'127.0.0.1' identified by 'development_password';
+mysql> create database test212
+mysql> grant all privileges on test212.* to 'test'@'localhost';
+mysql> grant all privileges on test212.* to 'test'@'127.0.0.1';
+
+(there is automated support for creating databases but it's not currently
+working with the Zope 2.12 buildout)
+
+$ var/bin/
 
 Now edit buildout.cfg and add "runUnitTest" (w/o quotes) to 'buildout:parts'.
 The "development-instance" part will be pulled in automatically as a
@@ -142,7 +153,7 @@ $ $EDITOR buildout.cfg                  # 7
 
 Then run buildout again to finish the configuration
 
-$ python2.6 -S bin/buildout -ov         # 8
+$ bin/buildout -ov         # 8
 
 Now a fully configured development instance will be available in the directory
 "var/development-instance", so you can do:
diff --git a/buildout/profiles/development-2.12.cfg b/buildout/profiles/development-2.12.cfg
index 867aaf9c545a3310b0f51a38e6b1f6e36bb076cf..8b291a1d388c9dd6dc5bb91ab5e19988f3fb2ead 100644
--- a/buildout/profiles/development-2.12.cfg
+++ b/buildout/profiles/development-2.12.cfg
@@ -9,7 +9,7 @@ parts +=
   runUnitTest
 
 [configuration]
-development_site_bt5_path =
+development_site_bt5_path = ${business-templates:paths}
 
 development_site_products =
   ${software_definition:products-erp5}
@@ -33,6 +33,9 @@ instance-home = ${configuration:development_site_instancehome}
 initialization =
   import os
   os.environ['PATH'] = ':'.join(['${buildout:data-bin-directory}','${buildout:bin-directory}'] + os.environ.get('PATH','').split(':'))
+mysql_create_database = false
+mysql_database = test212
+mysql_user = test
 
 [development-site]
 <= zope-instance-template
@@ -40,7 +43,7 @@ initialization =
 mkzopeinstance = ${buildout:directory}/bin/mkzopeinstance
 # developer by default want to have updatable Data.fs
 force-zodb-update = true
-bt5-path =
+bt5-path = ${configuration:development_site_bt5_path}
 bt5 =
 eggs =
   Products.ExternalEditor
@@ -55,7 +58,7 @@ mysql_host = ${configuration:mysql_host}
 mysql_port = ${configuration:mysql_port}
 
 # create database
-mysql_create_database = true
+mysql_create_database = false
 # below could be set in configuration
 mysql_superuser = root
 mysql_superpassword =