diff --git a/OgreInterface/example.py b/OgreInterface/example.py
index 1d28a19..b926278 100644
--- a/OgreInterface/example.py
+++ b/OgreInterface/example.py
@@ -9,11 +9,9 @@
     film="./poscars/POSCAR_Al_conv",
     max_film_index=2,
     max_substrate_index=2,
-    max_linear_strain=0.01,
-    max_angle_strain=0.01,
+    max_strain=0.01,
     max_area_mismatch=0.01,
-    max_area=200,
-    convert_to_conventional=True,
+    max_area=200
 )
 ms.run_scan()
 ms.plot_misfits(fontsize=14, labelrotation=-20, figure_scale=1)
@@ -35,8 +33,8 @@
 )
 
 # Select which Surface you want from the list of Surface's
-sub = subs.slabs[0]
-film = films.slabs[0]
+sub = subs._slabs[0]
+film = films._slabs[0]
 
 # Optional way to remove layers from the substrate or film (Usefull for complete control of termination)
 #  sub.remove_layers(num_layers=3, top=False)
@@ -46,12 +44,12 @@
 interface_generator = InterfaceGenerator(
     substrate=sub,
     film=film,
-    max_linear_strain=0.01,
-    max_angle_strain=0.01,
+    max_strain=0.01,
     max_area_mismatch=0.01,
     max_area=200,
-    interfacial_distance=2.0,
-    vacuum=40,
+    interfacial_distance=4.0,
+    vacuum=20,
+    center=True,
 )
 
 # Generate the interfaces
diff --git a/OgreInterface/interfaces/interface.py b/OgreInterface/interfaces/interface.py
index ef52ea8..365ed3c 100644
--- a/OgreInterface/interfaces/interface.py
+++ b/OgreInterface/interfaces/interface.py
@@ -493,7 +493,7 @@ def write_file(
             if relax:
                 poscar.selective_dynamics = to_relax
 
-            poscar_str = poscar.get_string()
+            poscar_str = poscar.get_str()
 
         else:
             syms = [site.specie.symbol for site in slab]
@@ -538,7 +538,7 @@ def write_file(
             if relax:
                 poscar.selective_dynamics = to_relax
 
-            poscar_str = poscar.get_string().split("\n")
+            poscar_str = poscar.get_str().split("\n")
             poscar_str[5] = " ".join(new_atom_types)
             poscar_str[6] = " ".join(list(map(str, n_atoms)))
             poscar_str = "\n".join(poscar_str)
diff --git a/OgreInterface/interfaces/old_interface.py b/OgreInterface/interfaces/old_interface.py
index 5d35909..48e1138 100644
--- a/OgreInterface/interfaces/old_interface.py
+++ b/OgreInterface/interfaces/old_interface.py
@@ -944,7 +944,7 @@ def write_file(
             if relax:
                 poscar.selective_dynamics = to_relax
 
-            poscar_str = poscar.get_string()
+            poscar_str = poscar.get_str()
 
         else:
             syms = [site.specie.symbol for site in slab]
@@ -987,7 +987,7 @@ def write_file(
             if relax:
                 poscar.selective_dynamics = to_relax
 
-            poscar_str = poscar.get_string().split("\n")
+            poscar_str = poscar.get_str().split("\n")
             poscar_str[5] = " ".join(new_atom_types)
             poscar_str[6] = " ".join(list(map(str, n_atoms)))
             poscar_str = "\n".join(poscar_str)
diff --git a/OgreInterface/surfaces/surface.py b/OgreInterface/surfaces/surface.py
index cb2c1d4..5410a88 100644
--- a/OgreInterface/surfaces/surface.py
+++ b/OgreInterface/surfaces/surface.py
@@ -177,7 +177,7 @@ def write_file(
         comment = self._get_base_poscar_comment_str(orthogonal=orthogonal)
 
         if not self._passivated:
-            poscar_str = Poscar(slab, comment=comment).get_string()
+            poscar_str = Poscar(slab, comment=comment).get_str()
         else:
             if relax:
                 atomic_numbers = np.array(slab.atomic_numbers)
@@ -231,7 +231,7 @@ def write_file(
             if relax:
                 poscar.selective_dynamics = selective_dynamics
 
-            poscar_str = poscar.get_string().split("\n")
+            poscar_str = poscar.get_str().split("\n")
             poscar_str[5] = " ".join(new_atom_types)
             poscar_str[6] = " ".join(list(map(str, n_atoms)))
             poscar_str = "\n".join(poscar_str)