diff --git a/README.md b/README.md
index 11e3fa3..5b7d45b 100644
--- a/README.md
+++ b/README.md
@@ -7,22 +7,27 @@ Gemeinschaft 2.x - CallerID addon
 1. INSTALLATION
 ---------------
 
-1. copy the directories `dialplan-scripts/` and `inc/` to `/opt/gemeinschaft/`
-- open the file `/etc/asterisk/e-internal.ael`
-- find the `context to-internal-users-self` (around line 478)
-- in there, find the `to_user:` section
-- before the `Dial(…)` command (around line 731), add the following line:
-```php
+* copy the directories `dialplan-scripts/` and `inc/` to `/opt/gemeinschaft/`
+* open the file `/etc/asterisk/e-internal.ael`
+* find the `context to-internal-users-self` (around line 478)
+* in there, find the `to_user:` section
+* before the `Dial(…)` command (around line 731), add the following line:
+
+```
 AGI(/opt/gemeinschaft/dialplan-scripts/in-get-callerid.agi,${CALLERID(num)});
 ```
-  so that it looks like this:
-```php
+
+so that it looks like this:
+
+```
 AGI(/opt/gemeinschaft/dialplan-scripts/in-get-callerid.agi,${CALLERID(num)});
 Dial(SIP/${EXTEN}${pgrpdialstr},${dialtimeout});
 ```
-- somewhat further down find the `to_queue:` section
-- before the `Queue(…)` command (around line 912), add the line from above so that it looks like this:
-```php
+
+* somewhat further down find the `to_queue:` section
+* before the `Queue(…)` command (around line 912), add the line from above so that it looks like this:
+
+```
 AGI(/opt/gemeinschaft/dialplan-scripts/in-get-callerid.agi,${CALLERID(num)});
 Set(queue_entertime=${EPOCH});
 Queue(${EXTEN},${ring_instead_of_moh},,,${queuetimeout});
@@ -33,14 +38,16 @@ Set(queue_waittime=$[${EPOCH}-${queue_entertime}]);
 2. CONFIGURATION
 ----------------
 
-1. open the file `inc/CallerID/CallerID.class.php`
-- find the line that reads:
+* open the file `inc/CallerID/CallerID.class.php`
+* find the line that reads:
+
 ```php
 protected static $dataProvider = 'CSVLookup,CountryCodes';
 ```
-- set your preferred order of lookup (from left to right, separated by commas)
-- the first match will be used
-- ignore the `$countrycode` and `$areacode` as they will be overwritten by your
+
+* set your preferred order of lookup (from left to right, separated by commas)
+* the first match will be used
+* ignore the `$countrycode` and `$areacode` as they will be overwritten by your
   Gemeinschaft canonization settings (make sure they are correct!)
 
 
@@ -49,6 +56,7 @@ protected static $dataProvider = 'CSVLookup,CountryCodes';
 #### CSVLookup
   - the csv-file for CSVLookup is `inc/CallerID/CSVLookup/telefonbuch.csv`
   - the numbers need to be formatted as your phone shows them (i.e. not in international format!)
+  - the asterisk ("*") wildcard is allowed
 
 #### CountryCodes
   - uses several official prefix lists to return country and sometimes the region of the caller