diff --git a/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/coalCloud1Properties b/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/coalCloud1Properties
index 8b4ca414ad9d1e1af27ab0c99832907a5217c7ab..ff84a8b26cb94b6bdcc5d2b67cbe908d646a766c 100644
--- a/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/coalCloud1Properties
+++ b/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/coalCloud1Properties
@@ -26,10 +26,10 @@ solution
     {
         schemes
         {
-            rho             explicit;
-            U               explicit;
-            Yi              explicit;
-            hs              explicit;
+            rho             explicit 1;
+            U               explicit 1;
+            Yi              explicit 1;
+            hs              explicit 1;
         }
     }
 
diff --git a/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/limestoneCloud1Properties b/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/limestoneCloud1Properties
index 7676293a7538f163a797f4354a7207fccaa913a7..a70e2ed0b92777e4640c50616a0152b83b2bec39 100644
--- a/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/limestoneCloud1Properties
+++ b/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/constant/limestoneCloud1Properties
@@ -26,8 +26,8 @@ solution
     {
         schemes
         {
-            U               explicit;
-            hs              explicit;
+            U               explicit 1;
+            hs              explicit 1;
         }
     }
 
diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/filter/constant/reactingCloud1Properties b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/filter/constant/reactingCloud1Properties
index c1025505b5359614840f228155d46fcb22f61181..60ed5924dff9fe89667c41a8b39cce7f496402f6 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/filter/constant/reactingCloud1Properties
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/filter/constant/reactingCloud1Properties
@@ -26,10 +26,10 @@ solution
     {
         schemes
         {
-            rho             explicit;
-            U               explicit;
-            Yi              explicit;
-            hs              explicit;
+            rho             explicit 1;
+            U               explicit 1;
+            Yi              explicit 1;
+            hs              explicit 1;
         }
     }
 
@@ -125,15 +125,7 @@ subModels
     {
         patches
         (
-            walls
-            {
-                type        rebound;
-            }
-            cycLeft_half0
-            {
-                type        rebound;
-            }
-            cycLeft_half1
+            "(walls|cyc.*)"
             {
                 type        rebound;
             }
diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/constant/reactingCloud1Properties b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/constant/reactingCloud1Properties
index db94abd0f832b7dc907dc9e2d8158f893c0fd397..2e886ead21a43f556d796c2bd6b39596ce2bfda2 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/constant/reactingCloud1Properties
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/constant/reactingCloud1Properties
@@ -26,10 +26,10 @@ solution
     {
         schemes
         {
-            rho             explicit;
-            U               explicit;
-            Yi              explicit;
-            hs              explicit;
+            rho             explicit 1;
+            U               explicit 1;
+            Yi              explicit 1;
+            hs              explicit 1;
         }
     }
 
diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSolution b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSolution
index 4d968d60c59bf6ef8579fe910b489e2a45a497e5..5151a8d8f9bbb47eb59907b58ff65167f85f2e6f 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSolution
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSolution
@@ -34,7 +34,7 @@ solvers
         agglomerator     faceAreaPair;
         mergeLevels      1;
 
-        maxIter          100;
+        maxIter          20;
     };
     pFinal
     {
diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/constant/reactingCloud1Properties b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/constant/reactingCloud1Properties
index 4d8a02f0bb2b882dd5e86a710c219508f2b5d9b8..31418b6c0d172f07bbe8ddb497020825c485d06a 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/constant/reactingCloud1Properties
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/verticalChannel/constant/reactingCloud1Properties
@@ -26,10 +26,10 @@ solution
     {
         schemes
         {
-            rho             explicit;
-            U               explicit;
-            Yi              explicit;
-            hs              explicit;
+            rho             explicit 1;
+            U               explicit 1;
+            Yi              explicit 1;
+            hs              explicit 1;
         }
     }
 
diff --git a/tutorials/lagrangian/reactingParcelFoam/evaporationTest/constant/reactingCloud1Properties b/tutorials/lagrangian/reactingParcelFoam/evaporationTest/constant/reactingCloud1Properties
index f49cbb914f303ecb5999cab12517e567ef307bdd..a249360ee3a3b108d855337c30c5873f313fd6d8 100644
--- a/tutorials/lagrangian/reactingParcelFoam/evaporationTest/constant/reactingCloud1Properties
+++ b/tutorials/lagrangian/reactingParcelFoam/evaporationTest/constant/reactingCloud1Properties
@@ -26,10 +26,10 @@ solution
     {
         schemes
         {
-            rho             explicit;
-            U               explicit;
-            Yi              explicit;
-            hs              explicit;
+            rho             explicit 1;
+            U               explicit 1;
+            Yi              explicit 1;
+            hs              explicit 1;
         }
     }
 
diff --git a/tutorials/lagrangian/rhoPisoTwinParcelFoam/rhoPisoTwinParcelFoam/Make/options b/tutorials/lagrangian/rhoPisoTwinParcelFoam/rhoPisoTwinParcelFoam/Make/options
index bb5791463cbc9145de63da409ea861038e242ff8..e9e6907d810b423505d5164acee0b1caeea8d408 100644
--- a/tutorials/lagrangian/rhoPisoTwinParcelFoam/rhoPisoTwinParcelFoam/Make/options
+++ b/tutorials/lagrangian/rhoPisoTwinParcelFoam/rhoPisoTwinParcelFoam/Make/options
@@ -14,7 +14,8 @@ EXE_INC = \
     -I$(LIB_SRC)/thermophysicalModels/radiationModels/lnInclude \
     -I$(LIB_SRC)/turbulenceModels/compressible/turbulenceModel \
     -I$(LIB_SRC)/meshTools/lnInclude \
-    -I$(LIB_SRC)/surfaceFilmModels/lnInclude
+    -I$(LIB_SRC)/regionModels/regionModel/lnInclude \
+    -I$(LIB_SRC)/regionModels/surfaceFilmModels/lnInclude
 
 EXE_LIBS = \
     -llagrangian \
@@ -29,4 +30,5 @@ EXE_LIBS = \
     -lradiationModels \
     -lcompressibleRASModels \
     -lcompressibleLESModels \
+    -lregionModels \
     -lsurfaceFilmModels
diff --git a/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/kinematicCloud1Properties b/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/kinematicCloud1Properties
index f5de50c4ca95ed079e322cfff590d0c2e0104dfe..85d0ee01d2117aeea0b0fdbf29763329ea188ddb 100644
--- a/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/kinematicCloud1Properties
+++ b/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/kinematicCloud1Properties
@@ -26,7 +26,7 @@ solution
     {
         schemes
         {
-            U               explicit;
+            U               explicit 1;
         }
     }
 
diff --git a/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/thermoCloud1Properties b/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/thermoCloud1Properties
index 01cc6bd7b0b4be50f868601b8d6e9f9e669f8c78..d7d6897c269c73faa1c3199652d70009e04807b4 100644
--- a/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/thermoCloud1Properties
+++ b/tutorials/lagrangian/rhoPisoTwinParcelFoam/simplifiedSiwek/constant/thermoCloud1Properties
@@ -26,8 +26,8 @@ solution
     {
         schemes
         {
-            U               explicit;
-            hs              explicit;
+            U               explicit 1;
+            hs              explicit 1;
         }
     }