diff --git a/app/controllers/invitation_controller.rb b/app/controllers/invitation_controller.rb
index fb9d57dbb..df7321996 100644
--- a/app/controllers/invitation_controller.rb
+++ b/app/controllers/invitation_controller.rb
@@ -24,11 +24,6 @@ def invitation_params
     params[:workshop_invitation].present? ? params.require(:workshop_invitation).permit(:tutorial, :note) : {}
   end
 
-  def available_spaces?(workshop, invitation)
-    (invitation.role.eql?('Student') && workshop.student_spaces?) ||
-      (invitation.role.eql?('Coach') && workshop.coach_spaces?)
-  end
-
   def token
     params[:id]
   end
diff --git a/app/models/group.rb b/app/models/group.rb
index e57bc93fc..4ad2c0e60 100644
--- a/app/models/group.rb
+++ b/app/models/group.rb
@@ -7,7 +7,6 @@ class Group < ApplicationRecord
   has_many :group_announcements
   has_many :announcements, through: :group_announcements
 
-  scope :latest_members, -> { joins(:members).order('created_at') }
   scope :students, -> { where(name: 'Students') }
   scope :coaches, -> { where(name: 'Coaches') }
 
diff --git a/app/models/role.rb b/app/models/role.rb
index b2b7a754a..998fd4eb2 100644
--- a/app/models/role.rb
+++ b/app/models/role.rb
@@ -1,5 +1,3 @@
 class Role < ApplicationRecord
   has_and_belongs_to_many :members
-
-  scope :no_admins, -> { where.not(name: 'Admin') }
 end
diff --git a/app/models/sponsor.rb b/app/models/sponsor.rb
index ad411e8c2..e3e7059ce 100644
--- a/app/models/sponsor.rb
+++ b/app/models/sponsor.rb
@@ -54,10 +54,6 @@ def coach_spots
     number_of_coaches || (seats / 2.0).round
   end
 
-  def self.latest
-    WorkshopSponsor.order('created_at desc').limit(15).includes(:sponsor).map(&:sponsor).uniq
-  end
-
   private
 
   def website_is_url
diff --git a/app/presenters/waiting_list_presenter.rb b/app/presenters/waiting_list_presenter.rb
index fd02abf38..abc11981f 100644
--- a/app/presenters/waiting_list_presenter.rb
+++ b/app/presenters/waiting_list_presenter.rb
@@ -1,8 +1,4 @@
 class WaitingListPresenter < BasePresenter
-  def reminders
-    @reminders ||= model.where(auto_rsvp: false)
-  end
-
   def list
     model.where(auto_rsvp: true)
   end
diff --git a/app/uploaders/avatar_uploader.rb b/app/uploaders/avatar_uploader.rb
index ecc107a07..80f9e1bb4 100644
--- a/app/uploaders/avatar_uploader.rb
+++ b/app/uploaders/avatar_uploader.rb
@@ -9,28 +9,10 @@ def content_type_allowlist
     [/image\//]
   end
 
-  # Override the directory where uploaded files will be stored.
-  # This is a sensible default for uploaders that are meant to be mounted:
   def store_dir
     "uploads/#{model.class.to_s.underscore}/#{model.id}"
   end
 
-  # Provide a default URL as a default if there hasn't been a file uploaded:
-  # def default_url
-  #   # For Rails 3.1+ asset pipeline compatibility:
-  #   # ActionController::Base.helpers.asset_path("fallback/" + [version_name, "default.png"].compact.join('_'))
-  #
-  #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
-  # end
-
-  # Process files as they are uploaded:
-  # process :scale => [200, 300]
-  #
-  # def scale(width, height)
-  #   # do something
-  # end
-  #
-
   version :thumb do
     process resize_to_fit: [178, 65]
   end
@@ -38,10 +20,4 @@ def store_dir
   def extension_allowlist
     %w[jpg jpeg gif png]
   end
-
-  # Override the filename of the uploaded files:
-  # Avoid using model.id or version_name here, see uploader/store.rb for details.
-  # def filename
-  #   "something.jpg" if original_filename
-  # end
 end
diff --git a/app/uploaders/image_uploader.rb b/app/uploaders/image_uploader.rb
index 6cf73ea4d..1ba59cbe9 100644
--- a/app/uploaders/image_uploader.rb
+++ b/app/uploaders/image_uploader.rb
@@ -1,48 +1,17 @@
 class ImageUploader < CarrierWave::Uploader::Base
   storage :aws if Rails.env.production?
 
-  # Include RMagick or MiniMagick support:
   include CarrierWave::MiniMagick
 
-  # Choose what kind of storage to use for this uploader:
-  # storage :file
-  # storage :fog
-
-  # Override the directory where uploaded files will be stored.
-  # This is a sensible default for uploaders that are meant to be mounted:
   def store_dir
     "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
   end
 
-  # Provide a default URL as a default if there hasn't been a file uploaded:
-  # def default_url
-  #   # For Rails 3.1+ asset pipeline compatibility:
-  #   # ActionController::Base.helpers.asset_path("fallback/" + [version_name, "default.png"].compact.join('_'))
-  #
-  #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
-  # end
-
-  # Process files as they are uploaded:
-  # process :scale => [200, 300]
-  #
-  # def scale(width, height)
-  #   # do something
-  # end
-
-  # Create different versions of your uploaded files:
   version :bg do
     process resize_to_fit: [1200, 800]
   end
 
-  # Add an allow list of extensions which are allowed to be uploaded.
-  # For images you might use something like this:
   def extension_allowlist
     %w[jpg jpeg png]
   end
-
-  # Override the filename of the uploaded files:
-  # Avoid using model.id or version_name here, see uploader/store.rb for details.
-  # def filename
-  #   "something.jpg" if original_filename
-  # end
 end
diff --git a/app/views/admin/events/_invitation_management.html.haml b/app/views/admin/events/_invitation_management.html.haml
index 3fced484c..34b0ebf7c 100644
--- a/app/views/admin/events/_invitation_management.html.haml
+++ b/app/views/admin/events/_invitation_management.html.haml
@@ -7,20 +7,6 @@
           %br
           <strong>#{@attending_students.count}</strong> are attending as students and <strong>#{@attending_coaches.count}</strong> as coaches.
 
--# = simple_form_for :invitation, url: admin_invitation_path, method: :put do |f|
--#   .row.mb-4
--#     .col-auto
--#       = f.select :id,
--#                 @event.invitations.not_accepted.all.map { |u| [ "#{u.member.full_name} (#{u.role})", u.token] },
--#                 { include_blank: true },
--#                 { class: 'chosen-select', required: true,
--#                 data: { placeholder: t('messages.invitations.select_a_member_to_rsvp') } }
--#       = f.hidden_field :event_id, value: @event.id
--#     .col-auto
--#       = f.button :button, 'Add', class: 'btn btn-sm btn-primary mb-0 me-2'
--#       %span{ "data-tooltip" => true, "aria-haspopup" => "true", class: "has-tip", title: t('admin.workshop.manage_rsvps.text') }
--#         %i.fas.fa-info-circle
-
 .row
   .col-12.col-md-6
     %h4 Students
diff --git a/app/views/events/_faq.html.haml b/app/views/events/_faq.html.haml
index 9acc18a7e..cfbb54f2f 100644
--- a/app/views/events/_faq.html.haml
+++ b/app/views/events/_faq.html.haml
@@ -1,16 +1,4 @@
 %ul.row.list-unstyled.row-cols-md-3
-  -# %li
-  -#   %small
-  -#     %b= t('events.faq.experience.q')
-  -#   %p
-  -#     %small
-  -#       You must have a general idea about programming and preferably to have already finished the #{link_to("HTML tutorials", "http://tutorials.codebar.io")} or have a similar level of understanding, and basic git knowledge.
-  -# %li
-  -#   %small
-  -#     %b= t('events.faq.contribution.q')
-  -#   %p
-  -#     %small
-  -#       = t('events.faq.contribution.a')
   %li
     %small
       %b= t('events.faq.laptop.q')
diff --git a/spec/models/role_spec.rb b/spec/models/role_spec.rb
index 09e10cee2..640f7339b 100644
--- a/spec/models/role_spec.rb
+++ b/spec/models/role_spec.rb
@@ -1,12 +1,4 @@
 RSpec.describe Role do
-  context 'scopes' do
-    let(:student_role) { Fabricate(:student_role) }
-    let(:coach_role) { Fabricate(:coach_role) }
-
-    before { Fabricate(:admin_role) }
-
-    describe '#no_admins' do
-      it { expect(Role.no_admins).to eq([student_role, coach_role]) }
-    end
-  end
+  # Currently no model-specific tests needed
+  # Role is a simple join model managed by Rolify
 end