diff --git a/IFC4x3/Properties/g/GrossPlannedArea_3aRdaISbH6VwiKDVpXGI6$/Documentation.md b/IFC4x3/Properties/g/GrossPlannedArea_3aRdaISbH6VwiKDVpXGI6$/Documentation.md
index 1a0233c52..cabe5cc45 100644
--- a/IFC4x3/Properties/g/GrossPlannedArea_3aRdaISbH6VwiKDVpXGI6$/Documentation.md
+++ b/IFC4x3/Properties/g/GrossPlannedArea_3aRdaISbH6VwiKDVpXGI6$/Documentation.md
@@ -1 +1 @@
-Total planned gross area for the zone. Used for programming the zone.
+Total planned gross area of the spatial structure element. Used for programming the spatial structure element.
diff --git a/IFC4x3/Properties/h/HandicapAccessible_1HRUy0qXaHuO00025QrE$V/Documentation.md b/IFC4x3/Properties/h/HandicapAccessible_1HRUy0qXaHuO00025QrE$V/Documentation.md
index 5efebf0cb..33946783e 100644
--- a/IFC4x3/Properties/h/HandicapAccessible_1HRUy0qXaHuO00025QrE$V/Documentation.md
+++ b/IFC4x3/Properties/h/HandicapAccessible_1HRUy0qXaHuO00025QrE$V/Documentation.md
@@ -1 +1 @@
-Indication whether this space (in case of e.g., a toilet) is designed to serve as an accessible space for handicapped people, e.g., for a public toilet (TRUE) or not (FALSE). This information is often used to declare the need for access for the disabled and for special design requirements of this space.
+Indication that this object is designed to be accessible by the handicapped. Set to (TRUE) if this object is rated as handicap accessible according to the local building codes, otherwise (FALSE). It is giving according to the requirements of the national building code.
diff --git a/IFC4x3/Properties/i/IsExternal_0e$iimlYf0nf_mS3leF5wV/Documentation.md b/IFC4x3/Properties/i/IsExternal_0e$iimlYf0nf_mS3leF5wV/Documentation.md
index e85ef1f3b..d1c77d8a6 100644
--- a/IFC4x3/Properties/i/IsExternal_0e$iimlYf0nf_mS3leF5wV/Documentation.md
+++ b/IFC4x3/Properties/i/IsExternal_0e$iimlYf0nf_mS3leF5wV/Documentation.md
@@ -1 +1 @@
-Indication whether the element is designed for use in the exterior (TRUE) or not (FALSE). If (TRUE) it is an external zone at the outside of the building.
+Indication whether the element is designed for use in the exterior (TRUE) or not (FALSE). If (TRUE) it is an external element and faces the outside of the building.
diff --git a/IFC4x3/Properties/n/NetPlannedArea_30x9qx_FP9kRuQ6ZwfPT1O/Documentation.md b/IFC4x3/Properties/n/NetPlannedArea_30x9qx_FP9kRuQ6ZwfPT1O/Documentation.md
index fdb72139d..076980ea3 100644
--- a/IFC4x3/Properties/n/NetPlannedArea_30x9qx_FP9kRuQ6ZwfPT1O/Documentation.md
+++ b/IFC4x3/Properties/n/NetPlannedArea_30x9qx_FP9kRuQ6ZwfPT1O/Documentation.md
@@ -1 +1 @@
-Total planned net area for the zone. Used for programming the zone.
+Total planned net area of the object. Used for programming the object.