diff --git a/classes/Avatar.php b/classes/Avatar.php
index 2e0e1f3fb5..57e0d2fa87 100644
--- a/classes/Avatar.php
+++ b/classes/Avatar.php
@@ -25,4 +25,16 @@ class Avatar extends DB_DataObject
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
+	
+	function validateMediatype() {
+		return Validate::string($this->mediatype, array('min_length' => 1, 'max_length' => 32));
+	}
+	
+	function validateFilename() {
+		return Validate::string($this->filename, array('min_length' => 1, 'max_length' => 255));
+	}
+	
+	function validateUrl() {
+		return Validate::uri($this->url, array('allowed_schemes' => array('http', 'https')));
+	}
 }
diff --git a/classes/Notice.php b/classes/Notice.php
index 24c8133308..3e6835ec90 100644
--- a/classes/Notice.php
+++ b/classes/Notice.php
@@ -52,4 +52,13 @@ class Notice extends DB_DataObject
 		}
 		return $this->profile;
 	}
+	
+	function validateContent() {
+		return Validate::string($this->content, array('min_length' => 1, 'max_length' => 140));
+	}
+	
+	function validateUrl() {
+		return is_null($this->url) ||
+		  Validate::uri($this->url, array('allowed_schemes' => array('http', 'https')));
+	}
 }
diff --git a/classes/Profile.php b/classes/Profile.php
index 686a791630..4119cd4113 100644
--- a/classes/Profile.php
+++ b/classes/Profile.php
@@ -72,4 +72,33 @@ class Profile extends DB_DataObject
 			return NULL;
 		}
 	}
+	
+	function validateNickname() {
+		return Validate::string($this->nickname, array('min_length' => 1, 'max_length' => 64,
+													   'format' => VALIDATE_ALPHA_LOWER . VALIDATE_NUM));
+	}
+	
+	function validateProfileurl() {
+		return Validate::uri($this->profileurl, array('allowed_schemes' => array('http', 'https')));
+	}
+	
+	function validateHomepage() {
+		return (is_null($this->homepage) ||
+				Validate::uri($this->homepage, array('allowed_schemes' => array('http', 'https'))));
+	}
+		
+	function validateBio() {
+		return is_null($this->bio) || 
+		  Validate::string($this->bio, array('min_length' => 1, 'max_length' => 140));
+	}
+	
+	function validateLocation() {
+		return is_null($this->location) ||
+		  Validate::string($this->location, array('min_length' => 1, 'max_length' => 255));
+	}
+	
+	function validateFullname() {
+		return is_null($this->fullname) ||
+		  Validate::string($this->fullname, array('min_length' => 1, 'max_length' => 255));
+	}
 }
diff --git a/classes/Remote_profile.php b/classes/Remote_profile.php
index 0aa727ad15..f36ac5f0c0 100644
--- a/classes/Remote_profile.php
+++ b/classes/Remote_profile.php
@@ -40,4 +40,9 @@ class Remote_profile extends DB_DataObject
 
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
+	
+	function validateUrl() {
+		return is_null($this->url) ||
+		  Validate::uri($this->url, array('allowed_schemes' => array('http', 'https')));
+	}
 }
diff --git a/classes/User.php b/classes/User.php
index 8986053c58..8effd856ab 100644
--- a/classes/User.php
+++ b/classes/User.php
@@ -22,6 +22,7 @@ if (!defined('LACONICA')) { exit(1); }
  * Table Definition for user
  */
 require_once 'DB/DataObject.php';
+require_once 'Validate.php';
 
 class User extends DB_DataObject 
 {
@@ -59,4 +60,13 @@ class User extends DB_DataObject
 		$sub->subscribed = $other->id;
 		return $sub->find();
 	}
+	
+	function validateEmail() {
+		return Validate::email($this->email, true);
+	}
+	
+	function validateNickname() {
+		return Validate::string($this->nickname, array('min_length' => 1, 'max_length' => 64,
+													   'format' => VALIDATE_ALPHA_LOWER . VALIDATE_NUM));
+	}
 }
diff --git a/doc/README b/doc/README
new file mode 100644
index 0000000000..546e4320bf
--- /dev/null
+++ b/doc/README
@@ -0,0 +1,6 @@
+This package requires PHP 5.x and the following PHP Pear libraries:
+
+- DB_DataObject
+- Validate
+- XMLWriter
+
diff --git a/doc/TODO b/doc/TODO
index b8bb2f708d..5105fa2178 100644
--- a/doc/TODO
+++ b/doc/TODO
@@ -53,6 +53,10 @@
 - site logo
 - instructions
 - deal with PHP quotes escaping
+- fix layout of textarea
+- make notices into "big links"
+- fix spacing on notices
+- limit entry in textarea to 140 chars
 - release 0.2
 - set Last-Modified
 - XML sitemap generation