diff --git a/models/134542.diagram b/models/134542.diagram
index 6a43ba1..88ce15e 100644
--- a/models/134542.diagram
+++ b/models/134542.diagram
@@ -1,45 +1,52 @@
 format 224
 
 classinstance 128014 class_ref 191746 // Klient
-  name ""   xyz 32.8 4.6 2000 life_line_z 2000
+  name ""   xyz 32.6 4.7 2000 life_line_z 2000
 classinstancecanvas 128142 classinstance_ref 128014 // 
-  xyz 194.8 7 2005 life_line_z 2000
+  xyz 195.1 7 2005 life_line_z 2000
 end
 classinstancecanvas 128654 classinstance_ref 128142 // 
-  xyz 673 4.4 2005 life_line_z 2000
+  xyz 673 4.3 2005 life_line_z 2000
 end
 classinstancecanvas 129038 classinstance_ref 128270 // 
-  mortal  xyz 521 6.6 2010 life_line_z 2000
+  mortal  xyz 521.3 6.9 2010 life_line_z 2000
 end
 classinstancecanvas 129934 classinstance_ref 128398 // 
-  xyz 826.2 4.4 2005 life_line_z 2000
+  xyz 825.9 4.3 2005 life_line_z 2000
 end
-classinstancecanvas 130318 classinstance_ref 128526 // j
-  xyz 981.8 3.2 2005 life_line_z 2000
+classinstancecanvas 130318 classinstance_ref 128526 // 
+  xyz 982.4 3.4 2005 life_line_z 2000
 end
 classinstancecanvas 130702 classinstance_ref 128654 // 
-  xyz 1119.8 5.6 2005 life_line_z 2000
+  xyz 1136.6 4 2005 life_line_z 2000
 end
+note 131726 "wywolanie transakcji na terminalu"
+  xyzwh 1207 324 2000 159 71
+note 132110 "Sprawdzenie aktualnej ceny przed platnoscia"
+  xyzwh 822 81 3005 185 57
 durationcanvas 128270 classinstance_ref 128014 // :Klient
-  xyzwh 49 84.4 2010 11 328
+  xyzwh 49 84.3 2010 11 328
 end
 durationcanvas 128398 classinstance_ref 128142 // :AutomatKontroler
-  xyzwh 253 85 2010 11 294
+  xyzwh 254 84.7 2010 11 294
 end
 durationcanvas 129166 classinstance_ref 129038 // :Sprzedaz
-  xyzwh 554 129.6 2010 11 229
+  xyzwh 554 129.7 2010 11 229
 end
 durationcanvas 129678 classinstance_ref 128654 // :KatalogProduktow
-  xyzwh 735 154.2 2010 11 45
+  xyzwh 735 156.4 2010 11 50
 end
 durationcanvas 130062 classinstance_ref 129934 // :ProduktyManager
-  xyzwh 886 169.4 2010 11 35
+  xyzwh 885 169.6 2010 11 35
 end
-durationcanvas 130446 classinstance_ref 130318 // j:Platnosc
-  xyzwh 1013 234.2 2010 11 95
+durationcanvas 130446 classinstance_ref 130318 // :Platnosc
+  xyzwh 1013 234.9 2010 11 95
 end
 durationcanvas 130830 classinstance_ref 130702 // :TerminalManager
-  xyzwh 1178 264.6 2010 11 49
+  xyzwh 1195 265.2 2010 11 66
+  overlappingdurationcanvas 131854
+    xyzwh 1201 277 2020 11 32
+  end
 end
 msg 128526 synchronous
   from durationcanvas_ref 128270
@@ -53,22 +60,22 @@ msg 129294 synchronous
   to durationcanvas_ref 129166
   yz 130 2015 explicitmsg "utworzSprzedaz()"
   show_full_operations_definition default show_class_of_operation default drawing_language default show_context_mode default
-  args "produktID:int, czyGotowka:bool, data:Date"
-  label_xy 274 106
+  args "produktID:int, czyGotowka:bool, dataRozpoczecia:Date"
+  label_xy 269 99
 msg 129806 synchronous
   from durationcanvas_ref 129166
   to durationcanvas_ref 129678
-  yz 158 2015 explicitmsg "podajWartosc()"
+  yz 160 2015 explicitmsg "podajWartosc()"
   show_full_operations_definition default show_class_of_operation default drawing_language default show_context_mode default
   args "produktID:int"
-  label_xy 574 138
+  label_xy 574 140
 msg 130190 synchronous
   from durationcanvas_ref 129678
   to durationcanvas_ref 130062
-  yz 171 2020 explicitmsg "znajdz()"
+  yz 173 2020 explicitmsg "znajdz()"
   show_full_operations_definition default show_class_of_operation default drawing_language default show_context_mode default
   args "produktID:int"
-  label_xy 761 156
+  label_xy 761 152
 msg 130574 asynchronous
   from durationcanvas_ref 129166
   to durationcanvas_ref 130446
@@ -79,16 +86,16 @@ msg 130574 asynchronous
 msg 130958 synchronous
   from durationcanvas_ref 130446
   to durationcanvas_ref 130830
-  yz 265 2015 explicitmsg "dokonajPlatnosci()"
+  yz 266 2015 explicitmsg "dokonajPlatnosci()"
   show_full_operations_definition default show_class_of_operation default drawing_language default show_context_mode default
   args "wartosc:Kwota"
-  label_xy 1028 246
+  label_xy 1028 247
 msg 131086 return
   from durationcanvas_ref 130830
   to durationcanvas_ref 130446
-  yz 300 2015 explicitmsg "czyZaakceptowano:bool"
+  yz 314 2015 explicitmsg "czyZaakceptowano:bool"
   show_full_operations_definition default show_class_of_operation default drawing_language default show_context_mode default
-  label_xy 1028 286
+  label_xy 1034 295
 msg 131214 return
   from durationcanvas_ref 130446
   to durationcanvas_ref 129166
@@ -107,4 +114,10 @@ msg 131470 return
   yz 366 2020 explicitmsg "komunikatOTrnsakcji:String"
   show_full_operations_definition default show_class_of_operation default drawing_language default show_context_mode default
   label_xy 68 351
+reflexivemsg 131982 synchronous
+  to durationcanvas_ref 131854
+  yz 277 3005 explicitmsg "uruchomTerminam()"
+  show_full_operations_definition default show_class_of_operation default drawing_language default show_context_mode default
+  args "wartosc:Kwota"
+  label_xy 1214 290
 end
diff --git a/models/models.prj b/models/models.prj
index 59fbdc6..c184682 100644
--- a/models/models.prj
+++ b/models/models.prj
@@ -3234,7 +3234,7 @@ format 224
         end
     end
 
-    classinstance 128526 "j"
+    classinstance 128526 ""
       type class_ref 144002 // Platnosc
       attributes
         end