diff --git a/assets/less/classes/profile/guidelines.less b/assets/less/classes/profile/guidelines.less
new file mode 100644
index 00000000..3138d2bc
--- /dev/null
+++ b/assets/less/classes/profile/guidelines.less
@@ -0,0 +1,46 @@
+.profile__guidelines {
+    margin-bottom: 2px;
+
+    &__content {
+        display: flex;
+        flex-wrap: auto;
+        justify-content: space-evenly;
+        padding: 2px;
+    }
+
+    &__section {
+        width: 100%;
+        list-style: none;
+    }
+
+    &__line {
+        padding: 1px;
+
+        &--header {
+            font-size: 1.2em;
+            line-height: 1.5em;
+            font-weight: 700;
+            margin-bottom: 2px;
+            border-bottom: 1px solid var(--accent-colour);
+            padding-bottom: 2px;
+        }
+
+        &:not(&--header) {
+            margin-left: 1.3em;
+            list-style: square;
+        }
+    }
+
+    &__emphasis {
+        font-weight: 700;
+    }
+
+    &__link {
+        color: inherit;
+        text-decoration: underline dotted;
+
+        &:hover {
+            text-decoration: underline;
+        }
+    }
+}
diff --git a/assets/less/main.less b/assets/less/main.less
index f3794dbc..6dfa81ec 100644
--- a/assets/less/main.less
+++ b/assets/less/main.less
@@ -100,6 +100,7 @@ body {
 @import "classes/profile/header";
 @import "classes/profile/accounts";
 @import "classes/profile/about";
+@import "classes/profile/guidelines";
 
 // Changelog
 @import "classes/changelog";
diff --git a/public/profile.php b/public/profile.php
index ef33abbf..befb492a 100644
--- a/public/profile.php
+++ b/public/profile.php
@@ -139,6 +139,15 @@ switch ($mode) {
             tpl_vars([
                 'friend_info' => $friendInfo,
             ]);
+
+            if ($isEditing) {
+                tpl_vars([
+                    'guidelines' => [
+                        'avatar' => $app->getAvatarProps(),
+                        'background' => $app->getBackgroundProps(),
+                    ],
+                ]);
+            }
         }
 
         tpl_vars([
diff --git a/templates/user/profile.twig b/templates/user/profile.twig
index efee628c..bf2c624f 100644
--- a/templates/user/profile.twig
+++ b/templates/user/profile.twig
@@ -71,11 +71,46 @@
 
             {% include 'user/_layout/header.twig' %}
 
-            <div class="warning">
-                <div class="warning__content">
-                    The profile pages are still under much construction, more things will eventually populate the area where this container current exists.
+            {% if is_editing %}
+                <div class="container container--new profile__guidelines">
+                    <div class="container__title">
+                        Guidelines
+                    </div>
+
+                    <div class="profile__guidelines__content">
+                        <ul class="profile__guidelines__section">
+                            <li class="profile__guidelines__line profile__guidelines__line--header">General</li>
+                            <li class="profile__guidelines__line">Keep things sane and generally suitable for all ages.</li>
+                            <li class="profile__guidelines__line">Make sure to adhere to the <a href="/info.php/rules" class="profile__guidelines__link">rules</a>.</li>
+                        </ul>
+
+                        {% if perms.edit_avatar %}
+                            <ul class="profile__guidelines__section">
+                                <li class="profile__guidelines__line profile__guidelines__line--header">Avatar</li>
+                                <li class="profile__guidelines__line">May not exceed the <span class="profile__guidelines__emphasis">{{ guidelines.avatar.max_size|byte_symbol(true) }}</span> file size limit.</li>
+                                <li class="profile__guidelines__line">May not be larger than <span class="profile__guidelines__emphasis">{{ guidelines.avatar.max_width }}x{{ guidelines.avatar.max_height }}</span>.</li>
+                                <li class="profile__guidelines__line">Will be centre cropped and scaled to <span class="profile__guidelines__emphasis">200x200</span>.</li>
+                                <li class="profile__guidelines__line">Animated gif images are allowed.</li>
+                            </ul>
+                        {% endif %}
+
+                        {% if perms.edit_background %}
+                            <ul class="profile__guidelines__section">
+                                <li class="profile__guidelines__line profile__guidelines__line--header">Background</li>
+                                <li class="profile__guidelines__line">May not exceed the <span class="profile__guidelines__emphasis">{{ guidelines.background.max_size|byte_symbol(true) }}</span> file size limit.</li>
+                                <li class="profile__guidelines__line">May not be larger than <span class="profile__guidelines__emphasis">{{ guidelines.background.max_width }}x{{ guidelines.background.max_height }}</span>.</li>
+                                <li class="profile__guidelines__line">Gif images, in general, are only allowed when tiling.</li>
+                            </ul>
+                        {% endif %}
+                    </div>
                 </div>
-            </div>
+            {% else %}
+                <div class="warning">
+                    <div class="warning__content">
+                        The profile pages are still under much construction, more things will eventually populate the area where this container current exists.
+                    </div>
+                </div>
+            {% endif %}
 
             <div class="profile__container">
                 <div class="profile__container__side">