diff --git a/docs/changelog/7.x.x.txt b/docs/changelog/7.x.x.txt
index 9985f6e37..afe2869c5 100644
--- a/docs/changelog/7.x.x.txt
+++ b/docs/changelog/7.x.x.txt
@@ -3,8 +3,7 @@
  - fixed #10450: A different errormessage is given if the username does exist and
    does not exist. (Arjan Widlak / United Knowledge)
  - fixed: Reverted bugfix for 10409 and changed the hover help to reflect the correct way to build list-type form controls in the MetaData.
- - Fixed a problem with graphing created by the newer versions of Image
-   Magick.
+ - Fixed a problem with graphing created by the newer versions of Image Magick.
  - fixed: Template parser cannot be set
  - fixed #10361: Shortcuts duplicate extra header tags
  - fixed #10356: SQL report is cached too long
@@ -19,12 +18,10 @@
  - fixed #10365: Head tags do not work "Use Packed Head Tags".
  - fixed #9927: Survey - verbatim
  - fixed #10352: Deleting a user does not clean up any address books
- - Fixed the problem with Basic Auth that UK fixed, but in a different way
-   that still allows non-realm based Basic authentication.
- - fixed #10228: Calendar: Weekly re-occurence function not working properly 
-   ( Martin Kamerbeek / Oqapi )
- - fixed #9851: New Users have blank profile field privacy settings (United
-   Knowledge)
+ - Fixed the problem with Basic Auth that UK fixed, but in a different way that still allows non-realm based Basic authentication.
+ - fixed #10228: Calendar: Weekly re-occurence function not working properly ( Martin Kamerbeek / Oqapi )
+ - fixed #9851: New Users have blank profile field privacy settings (United Knowledge)
+ - fixed #10208: Account/Inbox.pm site invititations
 
 7.7.8
  - fixed: Basic Auth doesn't work if password contains colon (Arjan Widlak,
diff --git a/lib/WebGUI/Account/Inbox.pm b/lib/WebGUI/Account/Inbox.pm
index c70516aca..ccce0410c 100644
--- a/lib/WebGUI/Account/Inbox.pm
+++ b/lib/WebGUI/Account/Inbox.pm
@@ -839,10 +839,6 @@ sub www_inviteUserSave {
     my $user         = $session->user;
     my $i18n         = WebGUI::International->new($session,"Account_Inbox");
 
-    #Must have a person to send email to
-    my $to = $form->get('to');
-    return $self->www_inviteUser($i18n->get('missing email')) unless $to;
-
     #Must have a subject
     my $defaultSubject = $setting->get("inboxInviteUserSubject");
     WebGUI::Macro::process($session,\$defaultSubject);
@@ -861,51 +857,84 @@ sub www_inviteUserSave {
                        ;    
     return $self->www_inviteUser($i18n->get('missing message')) unless $message;
 
-
-    #User existance check.
-    my $existingUser = WebGUI::User->newByEmail($session,$to);
-    if (defined $existingUser) {
-        my $existingProfile = $existingUser->getProfileUrl;
-        my $existingUser    = $existingUser->username;
-        my $errorMsg = sprintf($i18n->get('already a member'),$existingProfile,$existingUser);
-        return $self->www_inviteUser($errorMsg);
-    }
-
     #Profile Email address check
     my $email = $session->user->profileField('email');
     unless ($email) {
         return $self->www_inviteUser($i18n->get('no email'));
     }
 
+    #Must have a person to send email to
+    my $to = $form->get('to');
+    $to =~ s/\s+//g;
+    return $self->www_inviteUser($i18n->get('missing email')) unless $to;
+
+    # Test all email addresses before sending any
+    my $db     = $session->db;
+    my @toList = split /[;,]/, $to;
+    for my $inviteeEmail (@toList) {
+        unless ( $inviteeEmail =~ WebGUI::Utility::emailRegex ) {
+            return $self->www_inviteUser( $i18n->get('invalid email') );
+        }
+
+        # User existance check.
+        my $existingUser = WebGUI::User->newByEmail( $session, $inviteeEmail );
+        if ( defined $existingUser ) {
+            my $existingProfile = $existingUser->getProfileUrl;
+            my $existingUser    = $existingUser->username;
+            my $errorMsg        = sprintf( $i18n->get('already a member'), $existingProfile, $existingUser );
+            return $self->www_inviteUser($errorMsg);
+        }
+
+        # Outstanding Invitation check
+        my $sth = $db->read( "SELECT email FROM userInvitations WHERE email=?", [$inviteeEmail] );
+        my ($emailStored) = $sth->array;
+        if ($emailStored) {
+            my $errorMsg = sprintf( $i18n->get('currently invited'), $inviteeEmail );
+            return $self->www_inviteUser($errorMsg);
+        }
+    } ## end for my $inviteeEmail (@toList)
+
+    # We think the email addresses are good now.
+    # Create a separate record for each invitee
+    #
+    for my $inviteeEmail (@toList) {
+        my $var = {};
+
+        ##Create the invitation url for each individual invitation
+        my $inviteId = $session->id->generate();
+        $var->{'url'}
+            = $session->url->append( $session->url->getSiteURL, 'op=auth;method=createAccount;code=' . $inviteId );
+
+        ##Create the invitation record.
+        my $now = WebGUI::DateTime->new( $session, DateTime->now->set_time_zone('UTC')->epoch )->toMysqlDate;
+        my $hash = {
+            userId      => $user->userId,
+            dateSent    => $now,
+            email       => $inviteeEmail,
+            dateCreated => $now,
+        };
+        $session->db->setRow( 'userInvitations', 'inviteId', $hash, $inviteId );
+
+        my $invitation = WebGUI::Mail::Send->create(
+            $session, {
+                to      => $to,
+                from    => $email,
+                subject => $subject,
+            }
+        );
+
+        ## No sneaky attack paths...
+        $var->{'message'} = WebGUI::HTML::html2text( WebGUI::HTML::filter($message) );
+
+        my $emailBody = $self->processTemplate( $var, $self->getInviteUserMessageTemplateId );
+
+        $invitation->addText($emailBody);
+
+        $invitation->send;
+
+    } ## end for my $inviteeEmail (@toList)
+
     my $var = {};
-    ##No sneaky attack paths...
-    $var->{'message'} = WebGUI::HTML::html2text(WebGUI::HTML::filter($message));
-
-    ##Create the invitation url.
-    my $inviteId  = $session->id->generate();
-    $var->{'url'} = $session->url->append(
-        $session->url->getSiteURL,'op=auth;method=createAccount;code='.$inviteId
-    );
-
-    my $emailBody  = $self->processTemplate($var,$self->getInviteUserMessageTemplateId);
-
-    ##Create the invitation record.
-    my $hash = {
-        userId   => $user->userId,
-        dateSent => WebGUI::DateTime->new($session, time)->toMysqlDate,
-        email    => $to,
-    };
-    $session->db->setRow('userInvitations','inviteId',$hash,$inviteId);
-
-    my $invitation = WebGUI::Mail::Send->create($session, {
-        to      => $to,
-        from    => $email,
-        subject => $subject,
-    });
-    $invitation->addText($emailBody);
-    $invitation->send;
-
-    $var = {};
     $self->appendCommonVars($var);
     return $self->processTemplate($var,$self->getInviteUserConfirmTemplateId);
 }
diff --git a/lib/WebGUI/Form/Email.pm b/lib/WebGUI/Form/Email.pm
index c9831ef93..a16ab6925 100644
--- a/lib/WebGUI/Form/Email.pm
+++ b/lib/WebGUI/Form/Email.pm
@@ -17,6 +17,7 @@ package WebGUI::Form::Email;
 use strict;
 use base 'WebGUI::Form::Text';
 use WebGUI::International;
+use WebGUI::Utility;
 
 =head1 NAME
 
@@ -65,7 +66,7 @@ An optional value to process instead of POST input.
 sub getValue {
 	my $self = shift;
 	my $value = @_ ? shift : $self->session->form->param($self->get("name"));
-	if ($value =~ /^[0-9a-z._%+-]+@(?:[0-9a-z-]+\.)+[a-z]{2,9}$/i) {
+	if ($value =~ WebGUI::Utility::emailRegex) {
 		return $value;
 	}
 	return undef;
diff --git a/lib/WebGUI/Utility.pm b/lib/WebGUI/Utility.pm
index 822290bf0..b393ce415 100644
--- a/lib/WebGUI/Utility.pm
+++ b/lib/WebGUI/Utility.pm
@@ -79,6 +79,19 @@ sub commify {
 }
 
 
+#-------------------------------------------------------------------
+
+=head2 emailRegex ( )
+
+Returns a regex object that can be used to validate email addresses.
+
+=cut
+
+sub emailRegex {
+	return qr/^([0-9a-zA-Z]+[-._+&])*\w+@([-0-9a-zA-Z]+[.])+[a-zA-Z]{2,7}$/;
+}
+
+
 #-------------------------------------------------------------------
 
 =head2 formatBytes ( integer )
diff --git a/lib/WebGUI/i18n/English/Account_Inbox.pm b/lib/WebGUI/i18n/English/Account_Inbox.pm
index 9e0f07324..dbcb38856 100644
--- a/lib/WebGUI/i18n/English/Account_Inbox.pm
+++ b/lib/WebGUI/i18n/English/Account_Inbox.pm
@@ -470,8 +470,13 @@ our $I18N = {
         lastUpdated => 1181409056,
     },
 
+    'too many emails' => {
+        message => q|The invitation cannot be sent because you did not enter an email address.|,
+        lastUpdated => 1181409056,
+    },
+
     'missing message' => {
-        message     => q|Your invitiation must have a message.|,
+        message     => q|Your invitation must have a message.|,
         lastUpdated => 1181409432,
     },
 
diff --git a/t/Utility.t b/t/Utility.t
index d229b660a..95a764a26 100644
--- a/t/Utility.t
+++ b/t/Utility.t
@@ -17,7 +17,7 @@ use Tie::IxHash;
 use WebGUI::Test;
 use WebGUI::Session;
 
-use Test::More tests => 44; # increment this value for each test you create
+use Test::More tests => 46; # increment this value for each test you create
 use Test::Deep;
 
 my $session = WebGUI::Test->session;
@@ -140,6 +140,19 @@ is(WebGUI::Utility::isInSubnet('192.168.0.1', ['192.257.0.1/32']), undef, 'isInS
 is(WebGUI::Utility::isInSubnet('192.168.0.1', ['192.168.258.1/32']), undef, 'isInSubnet: ip has an out of range quad');
 is(WebGUI::Utility::isInSubnet('192.168.0.1', ['192.168.0.259/32']), undef, 'isInSubnet: ip has an out of range quad');
 
+#####################################################################
+#
+# emailRegex
+#
+#####################################################################
+
+isa_ok(WebGUI::Utility::emailRegex, 'Regexp');
+
+TODO: {
+    local $TODO = 'Things to do';
+    ok(0, 'Move email validation tests out of Form/Email into here');
+}
+
 # Local variables:
 # mode: cperl
 # End: