diff --git a/application/ADBGemeinde/ADBGemeindeModel.php b/application/ADBGemeinde/ADBGemeindeModel.php
index 7cb5e1ad9..72c0528b7 100644
--- a/application/ADBGemeinde/ADBGemeindeModel.php
+++ b/application/ADBGemeinde/ADBGemeindeModel.php
@@ -91,10 +91,12 @@ class ADBGemeindeModel {
     
     $where = self::getSqlFilter($filter);
     $sql = "SELECT Gemeinde.* FROM Gemeinde
+            LEFT JOIN Plz ON (Plz.gemeinde_id = Gemeinde.id)
             WHERE $where
+            GROUP BY Gemeinde.id
             ORDER BY name,code,kennziffer";
     
-    //mfLoghandler::singleton()->debug($sql);
+    mfLoghandler::singleton()->debug($sql);
     if(is_array($limit) && count($limit)) {
       if(is_numeric($limit['start']) && is_numeric($limit['count'])) {
         $sql .= " LIMIT ".$limit['start'].", ".$limit['count'];
@@ -148,6 +150,20 @@ class ADBGemeindeModel {
       }
     }
     
+    if(array_key_exists("plz", $filter)) {
+      $plz = FronkDB::singleton()->escape($filter['plz']);
+      if($plz) {
+        $where .= " AND Plz.plzstring = '$plz'";
+      }
+    }
+    
+    if(array_key_exists("plz%", $filter)) {
+      $plz = FronkDB::singleton()->escape($filter['plz%']);
+      if($plz) {
+        $where .= " AND Plz.plzstring like '%$plz%'";
+      }
+    }
+    
     //var_dump($filter, $where);exit;
     return $where;
   }
diff --git a/application/ADBStrasse/ADBStrasseModel.php b/application/ADBStrasse/ADBStrasseModel.php
index f058e65e2..2e9e81627 100644
--- a/application/ADBStrasse/ADBStrasseModel.php
+++ b/application/ADBStrasse/ADBStrasseModel.php
@@ -93,10 +93,14 @@ class ADBStrasseModel {
     $where = self::getSqlFilter($filter);
     //$sql = "SELECT MIN(id) as id, MIN(ortschaft_id) as ortschaft_id, gemeinde_id, MIN(kennziffer) as kennziffer, MIN(name) as name, MIN(`create`) as `create`, MIN(`edit`) as `edit` FROM Strasse
     $sql = "SELECT Strasse.* FROM Strasse
+            LEFT JOIN Hausnummer ON (Hausnummer.strasse_id = Strasse.id)
+            LEFT JOIN Plz ON (Plz.id = Hausnummer.plz_id)
+            LEFT JOIN Gemeinde ON (Gemeinde.id = Strasse.gemeinde_id)
             WHERE $where
+            GROUP BY Strasse.id
             ORDER BY gemeinde_id,name,kennziffer";
     
-    //mfLoghandler::singleton()->debug($sql);
+    mfLoghandler::singleton()->debug($sql);
     if(is_array($limit) && count($limit)) {
       if(is_numeric($limit['start']) && is_numeric($limit['count'])) {
         $sql .= " LIMIT ".$limit['start'].", ".$limit['count'];
@@ -159,6 +163,34 @@ class ADBStrasseModel {
       }
     }
     
+    if(array_key_exists("gemeinde", $filter)) {
+      $gemeinde = FronkDB::singleton()->escape($filter['gemeinde']);
+      if($gemeinde) {
+        $where .= " AND Gemeinde.`name` = '$gemeinde'";
+      }
+    }
+    
+    if(array_key_exists("gemeinde%", $filter)) {
+      $gemeinde = FronkDB::singleton()->escape($filter['gemeinde%']);
+      if($gemeinde) {
+        $where .= " AND Gemeinde.`name` like '%$gemeinde%'";
+      }
+    }
+    
+    if(array_key_exists("plz", $filter)) {
+      $plz = FronkDB::singleton()->escape($filter['plz']);
+      if($plz) {
+        $where .= " AND Plz.`plzstring` = '$plz'";
+      }
+    }
+    
+    if(array_key_exists("plz%", $filter)) {
+      $plz = FronkDB::singleton()->escape($filter['plz%']);
+      if($plz) {
+        $where .= " AND Plz.`plzstring` like '%$plz%'";
+      }
+    }
+    
     //var_dump($filter, $where);exit;
     return $where;
   }
diff --git a/application/Api/v1/AddressdbApicontroller.php b/application/Api/v1/AddressdbApicontroller.php
index 289e3ba0a..ddab886fe 100644
--- a/application/Api/v1/AddressdbApicontroller.php
+++ b/application/Api/v1/AddressdbApicontroller.php
@@ -6,9 +6,13 @@ class AddressdbApicontroller extends mfBaseApicontroller {
   protected function init() {
     $db = $this->db(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
     
+    $this->addRoute("/addressdb/findAddress", "find", "GET");
     $this->addRoute("/addressdb/findAddress", "find", "POST");
+    $this->addRoute("/addressdb/findStreet", "findStreet", "GET");
     $this->addRoute("/addressdb/findStreet", "findStreet", "POST");
+    $this->addRoute("/addressdb/findZip", "findZip", "GET");
     $this->addRoute("/addressdb/findZip", "findZip", "POST");
+    $this->addRoute("/addressdb/findCity", "findCity", "GET");
     $this->addRoute("/addressdb/findCity", "findCity", "POST");
     
     $this->allowMissingOrigin = true;
@@ -31,21 +35,23 @@ class AddressdbApicontroller extends mfBaseApicontroller {
   }
   
   protected function findCity() {
-    $search = $this->db()->escape(trim($this->post['search']));
-    $city = $this->db()->escape(trim($this->post['city']));
-    $zip = $this->db()->escape(trim($this->post['zip']));
+    $get = array_merge($this->post, $this->get);
     
-    if($city) {
-      $search = $city;
+    $search = trim($get['search']);
+    $city = trim($get['city']);
+    $zip = trim($get['zip']);
+    
+    if(!$city) {
+      $city = $search;
     }
     
-    if(!$search) {
-      return mfResponse::BadRequest(['message' => "Searchstring cannot be empty!"]);
+    if(!$city && !$zip) {
+      return mfResponse::BadRequest(['message' => "No search parameters"]);
     }
     
-    $city_search = ['name%' => $search];
+    $city_search = ['name%' => $city];
     if($zip) {
-      $city_search['zip'] = $zip;
+      $city_search['plz%'] = $zip;
     }
     
     $results = ADBGemeindeModel::search($city_search);
@@ -61,12 +67,20 @@ class AddressdbApicontroller extends mfBaseApicontroller {
   }
   
   protected function findZip() {
-    $search = $this->db()->escape(trim($this->post['search']));
-    if(!$search) {
+    $get = array_merge($this->post, $this->get);
+    
+    $search = trim($get['search']);
+    $zip = trim($get['zip']);
+    
+    if(!$search && !$zip) {
       return mfResponse::BadRequest(['message' => "Searchstring cannot be empty!"]);
     }
     
-    $results = ADBPlzModel::search(['plzstring%' => $search]);
+    if(!$zip) {
+      $zip = $search;
+    }
+    
+    $results = ADBPlzModel::search(['plzstring%' => $zip]);
     
     
     $zips = [];
@@ -79,12 +93,30 @@ class AddressdbApicontroller extends mfBaseApicontroller {
   }
   
   protected function findStreet() {
-    $search = $this->db()->escape(trim($this->post['search']));
-    if(!$search) {
-      return mfResponse::BadRequest(['message' => "Searchstring cannot be empty!"]);
+    $get = array_merge($this->post, $this->get);
+    
+    $search = trim($get['search']);
+    $street = trim($get['street']);
+    $city = trim($get['city']);
+    $zip = trim($get['zip']);
+
+    if(!$search && !$street && !$city && !$zip) {
+      return mfResponse::BadRequest(['message' => "No search parameters"]);
     }
     
-    $results = ADBStrasseModel::search(['name%' => $search]);
+    if(!$street) {
+      $street = $search;
+    }
+    
+    $street_search = ["name%" => $street];
+    if($city) {
+      $street_search['gemeinde%'] = $city;
+    }
+    if($zip) {
+      $street_search['plz%'] = $zip;
+    }
+    
+    $results = ADBStrasseModel::search($street_search);
     
     
     $streets = [];
@@ -97,10 +129,12 @@ class AddressdbApicontroller extends mfBaseApicontroller {
   }
   
   protected function find() {
-    $search_street = $this->db()->escape(trim($this->post['street']));
-    $search_zip = $this->db()->escape(trim($this->post['zip']));
-    $search_city = $this->db()->escape(trim($this->post['city']));
-    $search_housenumber = $this->db()->escape(trim($this->post['housenumber']));
+    $get = array_merge($this->post, $this->get);
+    
+    $search_street = $this->db()->escape(trim($get['street']));
+    $search_zip = $this->db()->escape(trim($get['zip']));
+    $search_city = $this->db()->escape(trim($get['city']));
+    $search_housenumber = $this->db()->escape(trim($get['housenumber']));
     
     
     if(!$search_street) {
@@ -109,7 +143,7 @@ class AddressdbApicontroller extends mfBaseApicontroller {
     
     $addresses = [];
 
-    $where = "1 = 1";
+    $where = "1=1";
 
     if($search_zip) {
       $where .= " AND plz like '%$search_zip%'";
@@ -124,9 +158,7 @@ class AddressdbApicontroller extends mfBaseApicontroller {
       $where .= " AND hausnummer like '%$search_housenumber%'";
     }
 
-    //$res = $this->db()->select("view_wohneinheit_plz", "*", $where);
     $sql = "SELECT * FROM view_wohneinheit WHERE $where ORDER BY plz, gemeinde, ortschaft, strasse, LENGTH(hausnummer), hausnummer, block, stiege, stock, LENGTH(tuer), tuer";
-    //echo $sql;exit;
     $res = $this->db()->query($sql);
     
     if($this->db()->num_rows($res)) {
diff --git a/public/docs/preorder-api.yaml b/public/docs/preorder-api.yaml
index 02856879a..c107cb70a 100644
--- a/public/docs/preorder-api.yaml
+++ b/public/docs/preorder-api.yaml
@@ -2,9 +2,6 @@ openapi: 3.0.1
 info:
   title: thetool Preorder API
   description: API Dokumentation für thetool Vorbestellung
-  contact:
-    name: thetool Development Team
-    email: thetool-api-support@xinon.at
   license:
     name: Apache 2.0 License
     url: http://www.apache.org/licenses/LICENSE-2.0.html
@@ -14,34 +11,38 @@ servers:
   - url: https://thetool.xinon.at/api/v1
 tags:
   - name: addressdb
-    description: Abfrage von GWR Daten
+    description: Abfrage von GWR-Daten
   - name: preorder
     description: Informationen zum Netzgebiet und Speichern von Vorbestellungen
 paths:
   /addressdb/findAddress:
-    post:
+    get:
       tags:
         - addressdb
       summary: Adressen suchen
-      description: Sucht nach Adressen
+      description: Sucht nach Adressen. Retourniert Adressen mit Wohneinheiten
       operationId: findAddresses
-      requestBody:
-        description: | 
-          addressSearchRequest object
-          
-          Parameter müssen mindestens 3 Zeichen lang sein
-          
-          `street` ist erforderlich 
-          
-          `zip` muss mindestens 2 Zeichen lang sein
-        required: true
-        content:
-          'application/json':
-            schema:
-              $ref: '#/components/schemas/Address'
-          'application/x-www-form-urlencoded':
-            schema:
-              $ref: '#/components/schemas/Address'
+      parameters:
+        - name: street
+          description: Straße Suchbegriff
+          in: query
+          schema:
+            type: string
+        - name: zip
+          description: Postleitzahl Suchbegriff
+          in: query
+          schema:
+            type: string
+        - name: city
+          description: Stadt Suchbegriff
+          in: query
+          schema:
+            type: string
+        - name: housenumber
+          description: Hausnummer Suchbegriff
+          in: query
+          schema:
+            type: string
       responses:
         '200':
           description: Successful operation
@@ -67,22 +68,28 @@ paths:
         '401':
           description: Unauthorized
   /addressdb/findStreet:
-    post:
+    get:
       tags:
         - addressdb
       summary: Straßen suchen
       description: Sucht nach Straßen
       operationId: findStreets
-      requestBody:
-        description: addressComponentSearchRequest object. Parameter `search` muss mindestens 3 Zeichen lang sein.
-        required: true
-        content:
-          'application/json':
-            schema:
-              $ref: '#/components/schemas/addressComponentSearchRequest'
-          'application/x-www-form-urlencoded':
-            schema:
-              $ref: '#/components/schemas/addressComponentSearchRequest'
+      parameters:
+        - name: street
+          description: Straße Suchbegriff
+          in: query
+          schema:
+            type: string
+        - name: zip
+          description: Postleitzahl Suchbegriff
+          in: query
+          schema:
+            type: string
+        - name: city
+          description: Stadt Suchbegriff
+          in: query
+          schema:
+            type: string
       responses:
         '200':
           description: Successful operation
@@ -108,22 +115,18 @@ paths:
         '401':
           description: Unauthorized
   /addressdb/findZip:
-    post:
+    get:
       tags:
         - addressdb
       summary: Postleitzahlen suchen
       description: Sucht nach Postleitzahlen
       operationId: findZips
-      requestBody:
-        description: zipSearchRequest object. Parameter `search` muss mindestens 2 Zeichen lang sein.
-        required: true
-        content:
-          'application/json':
-            schema:
-              $ref: '#/components/schemas/zipComponentSearchRequest'
-          'application/x-www-form-urlencoded':
-            schema:
-              $ref: '#/components/schemas/zipComponentSearchRequest'
+      parameters:
+        - name: zip
+          description: Postleitzahl Suchbegriff
+          in: query
+          schema:
+            type: string
       responses:
         '200':
           description: Successful operation
@@ -149,22 +152,23 @@ paths:
         '401':
           description: Unauthorized
   /addressdb/findCity:
-    post:
+    get:
       tags:
         - addressdb
-      summary: Ortschaften suchen
-      description: Sucht nach Ortschaften
+      summary: Gemeinden suchen
+      description: Sucht nach Gemeinden
       operationId: findCity
-      requestBody:
-        description: addressComponentSearchRequest object. Parameter `search` muss mindestens 3 Zeichen lang sein.
-        required: true
-        content:
-          'application/json':
-            schema:
-              $ref: '#/components/schemas/addressComponentSearchRequest'
-          'application/x-www-form-urlencoded':
-            schema:
-              $ref: '#/components/schemas/addressComponentSearchRequest'
+      parameters:
+        - name: zip
+          description: Postleitzahl Suchbegriff
+          in: query
+          schema:
+            type: string
+        - name: city
+          description: Stadt Suchbegriff
+          in: query
+          schema:
+            type: string
       responses:
         '200':
           description: Successful operation
@@ -315,20 +319,6 @@ paths:
 #          description: Vorbestellung nicht gefunden
 components:
   schemas:
-    addressComponentSearchRequest:
-      type: object
-      properties:
-        search:
-          type: string
-          description: Suchbegriff von mindestens 3 Zeichen Länge
-          minLength: 3
-    zipComponentSearchRequest:
-      type: object
-      properties:
-        search:
-          type: string
-          description: Suchbegriff von mindestens 2 Zeichen Länge
-          minLength: 2
     Zips:
       type: array
       items:
@@ -359,7 +349,7 @@ components:
           description: PLZ
         city:
           type: string
-          description: Ortschaft
+          description: Gemeinde
       required:
         - street
     addressResponse:
@@ -434,7 +424,7 @@ components:
             | apartment | Wohneinheit in Mehrparteienhaus
             | business | Gewerbebetrieb |
         connectionCount:
-          type: int
+          type: integer
           default: 1
           description: Anzahl Anschlüsse für Rabatt bei mehreren Anschlüssen in Mehrfamilienhaus
           nullable: true
@@ -558,13 +548,12 @@ components:
           type: object
           properties:
             id:
-              type: int
+              type: integer
               description: status ID
               example: 220
             text:
               type: string
               description: Statustext
-                
               example: Tiefbau abgeschlossen, Leitungsbau ausständig
   securitySchemes:
     api_key_header: