Index: openacs-4/packages/cards/catalog/cards.en_US.ISO-8859-1.xml
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/cards/catalog/cards.en_US.ISO-8859-1.xml,v
diff -u -N -r1.5 -r1.6
--- openacs-4/packages/cards/catalog/cards.en_US.ISO-8859-1.xml	28 Mar 2018 17:00:40 -0000	1.5
+++ openacs-4/packages/cards/catalog/cards.en_US.ISO-8859-1.xml	11 Apr 2018 21:50:05 -0000	1.6
@@ -71,7 +71,7 @@
   <msg key="comments">Private Comments</msg>
   <msg key="communication">Communication</msg>
   <msg key="Email">E-mail</msg>
-  <msg key="eval2card_info">This utility allow to import the &quot;Cards&quot; task grades from the &quot;Evaluation&quot; task grades. The two tasks must be created and the one of evaluation graded. There is no relation between two tasks and to udpate any change of evaluation grades it's needed to import the grades again.</msg>
+  <msg key="eval2card_info">This utility allows one to import the &quot;Cards&quot; task grades from the &quot;Evaluation&quot; task grades. The two tasks must be created and the one of evaluation graded. There is no relation between two tasks and to update any change of evaluation grades it's needed to import the grades again.</msg>
   <msg key="from_eval">FROM EVALUATION</msg>
   <msg key="generate_csv">Generate CSV file</msg>
   <msg key="grade_alert">NOTE: The shown final grade corresponds with the accumulated grade until this moment, does not have because to be the final grade</msg>
Index: openacs-4/packages/contacts/catalog/contacts.en_US.ISO-8859-1.xml
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/contacts/catalog/contacts.en_US.ISO-8859-1.xml,v
diff -u -N -r1.101 -r1.102
--- openacs-4/packages/contacts/catalog/contacts.en_US.ISO-8859-1.xml	5 Apr 2018 14:44:08 -0000	1.101
+++ openacs-4/packages/contacts/catalog/contacts.en_US.ISO-8859-1.xml	11 Apr 2018 21:50:05 -0000	1.102
@@ -722,7 +722,7 @@
   <msg key="The_selected_relationship_requires_related_org">The selected relationship requires that the related contact be an organization</msg>
   <msg key="The_selected_relationship_requires_related_person">The selected relationship requires that the related contact be a person</msg>
   <msg key="There_must_be_at_least_one_owner">There must be at least one owner</msg>
-  <msg key="This_contact_doesnt"> This contact doesn't have an email, you are going to use it's employer email (%emp_addr%)</msg>
+  <msg key="This_contact_doesnt"> This contact doesn't have an email, you are going to use its employer email (%emp_addr%)</msg>
   <msg key="This_organization_has_closed_down">This organization has closed down</msg>
   <msg key="This_person_is_deceased">This person is deceased</msg>
   <msg key="this_var_name">This &quot;Variable Name&quot; is already present</msg>
Index: openacs-4/packages/contacts/lib/contacts-aggregated.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/contacts/lib/contacts-aggregated.tcl,v
diff -u -N -r1.10 -r1.11
--- openacs-4/packages/contacts/lib/contacts-aggregated.tcl	3 Apr 2018 20:36:18 -0000	1.10
+++ openacs-4/packages/contacts/lib/contacts-aggregated.tcl	11 Apr 2018 21:50:05 -0000	1.11
@@ -25,7 +25,7 @@
 
 # You can aggregate for attributes that have multiple choices
 # or by relationship or country. Each one of this situations
-# has it's own queries to make the multirow and to get the results
+# has its own queries to make the multirow and to get the results
 switch '$attr_id' {
     '-1' {
 	# Search for the country in home_address 
Index: openacs-4/packages/contacts/tcl/contacts-init.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/contacts/tcl/contacts-init.tcl,v
diff -u -N -r1.14 -r1.15
--- openacs-4/packages/contacts/tcl/contacts-init.tcl	24 Jun 2007 08:20:54 -0000	1.14
+++ openacs-4/packages/contacts/tcl/contacts-init.tcl	11 Apr 2018 21:50:05 -0000	1.15
@@ -67,7 +67,7 @@
 	    # Force internationalisation of Roles
 
 	    # Internationalising of Attributes. This is done by storing the
-	    # attribute with it's acs-lang key
+	    # attribute with its acs-lang key
 
 	    set message_key "role_${role}"
 
Index: openacs-4/packages/dotlrn-fs/tcl/dotlrn-fs-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dotlrn-fs/tcl/dotlrn-fs-procs.tcl,v
diff -u -N -r1.98 -r1.99
--- openacs-4/packages/dotlrn-fs/tcl/dotlrn-fs-procs.tcl	27 Mar 2018 14:22:30 -0000	1.98
+++ openacs-4/packages/dotlrn-fs/tcl/dotlrn-fs-procs.tcl	11 Apr 2018 21:50:05 -0000	1.99
@@ -631,13 +631,13 @@
         foreach object_id $old_root_contents {
 
             if {$object_id == $old_public_folder_id} {
-                # this is the old public folder so, copy 
-                # it's _contents_ into the new public folder
+                # this is the old public folder so, copy
+                # its _contents_ into the new public folder
                 set old_public_contents [fs::get_folder_objects \
                     -folder_id $object_id \
                     -user_id $user_id
                 ]
-                
+
                 foreach public_item_id $old_public_contents {
                     copy_fs_object  \
                         -object_id $public_item_id \
Index: openacs-4/packages/file-manager/www/doc/design.html
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/file-manager/www/doc/design.html,v
diff -u -N -r1.2 -r1.3
--- openacs-4/packages/file-manager/www/doc/design.html	28 Mar 2018 17:00:40 -0000	1.2
+++ openacs-4/packages/file-manager/www/doc/design.html	11 Apr 2018 21:50:05 -0000	1.3
@@ -39,7 +39,7 @@
 
 <p>The ACS File Manager is a lightweight content management tool.  It
 provides the mimimal functionality necessary for non-programmers to
-work on a site.  It's main limitations are fine-grain access control
+work on a site.  Its main limitations are fine-grain access control
 and access to the full revision history of an item.
 
 <h3>V.  Design tradeoffs</h3>
Index: openacs-4/packages/file-storage/tcl/file-storage-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/file-storage/tcl/file-storage-procs.tcl,v
diff -u -N -r1.74 -r1.75
--- openacs-4/packages/file-storage/tcl/file-storage-procs.tcl	8 Jan 2018 09:16:15 -0000	1.74
+++ openacs-4/packages/file-storage/tcl/file-storage-procs.tcl	11 Apr 2018 21:50:05 -0000	1.75
@@ -399,7 +399,7 @@
     {-name:required}
     {-parent_id:required}
 } {
-    Retrieve the folder_id of a folder given it's name and parent folder.
+    Retrieve the folder_id of a folder given its name and parent folder.
 
     @param name Internal name of the folder, must be unique under a given
     parent_id
Index: openacs-4/packages/xowiki/tcl/form-field-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/form-field-procs.tcl,v
diff -u -N -r1.265 -r1.266
--- openacs-4/packages/xowiki/tcl/form-field-procs.tcl	10 Apr 2018 06:49:10 -0000	1.265
+++ openacs-4/packages/xowiki/tcl/form-field-procs.tcl	11 Apr 2018 21:50:05 -0000	1.266
@@ -730,7 +730,7 @@
     ::xotcl::Class instproc extend_slot_default
   }
   Class instproc extend_slot_default {name value} {
-    # Search for the slot. If the slot exists, extend it's default
+    # Search for the slot. If the slot exists, extend its default
     # value with the new value
     foreach c [:info heritage] {
       if {[info commands ${c}::slot::$name] ne ""} {