diff --git a/app/components/sales_log_summary_component.html.erb b/app/components/sales_log_summary_component.html.erb
index 09181fc72..dd58f6a61 100644
--- a/app/components/sales_log_summary_component.html.erb
+++ b/app/components/sales_log_summary_component.html.erb
@@ -42,7 +42,7 @@
       <p class="govuk-body">
         Created <time datetime="<%= log.created_at.iso8601 %>"><%= log.created_at.to_formatted_s(:govuk_date) %></time>
         <% if log.created_by %>
-          <span class="app-log-summary__footer--actor">by <%= log.created_by.name || log.created_by.email %></span>
+          <span class="app-log-summary__footer--actor">Assigned to <%= log.created_by.name || log.created_by.email %></span>
         <% end %>
       </p>
     </footer>
diff --git a/app/models/lettings_log.rb b/app/models/lettings_log.rb
index a1094ee37..4662cf7ec 100644
--- a/app/models/lettings_log.rb
+++ b/app/models/lettings_log.rb
@@ -52,7 +52,7 @@ class LettingsLog < Log
   }
   scope :filter_by_before_startdate, ->(date) { where("lettings_logs.startdate >= ?", date) }
   scope :unresolved, -> { where(unresolved: true) }
-  scope :filter_by_organisation, ->(org, _user = nil) { where(owning_organisation: org).or(where(managing_organisation: org)) }
+  scope :filter_by_organisation, ->(org) { where(owning_organisation: org).or(where(managing_organisation: org)) }
   scope :duplicate_logs, lambda { |log|
     visible
       .where(log.slice(*DUPLICATE_LOG_ATTRIBUTES))
diff --git a/app/models/log.rb b/app/models/log.rb
index 3a6361e36..04c3f1ca2 100644
--- a/app/models/log.rb
+++ b/app/models/log.rb
@@ -29,8 +29,8 @@ class Log < ApplicationRecord
   scope :visible, -> { where(status: %w[not_started in_progress completed]) }
   scope :exportable, -> { where(status: %w[not_started in_progress completed deleted]) }
 
-  scope :filter_by_status, ->(status, _user = nil) { where status: }
-  scope :filter_by_years, lambda { |years, _user = nil|
+  scope :filter_by_status, ->(status) { where status: }
+  scope :filter_by_years, lambda { |years|
     first_year = years.shift
     query = filter_by_year(first_year)
     years.each { |year| query = query.or(filter_by_year(year)) }
@@ -38,11 +38,7 @@ class Log < ApplicationRecord
   }
   scope :filter_by_postcode, ->(postcode_full) { where("REPLACE(postcode_full, ' ', '') ILIKE ?", "%#{postcode_full.delete(' ')}%") }
   scope :filter_by_id, ->(id) { where(id:) }
-  scope :filter_by_user, lambda { |selected_user, user|
-    if !selected_user.include?("all") && user.present?
-      where(created_by: user)
-    end
-  }
+  scope :filter_by_user, ->(selected_user) { where(created_by: selected_user) }
   scope :filter_by_bulk_upload_id, lambda { |bulk_upload_id, user|
     joins(:bulk_upload)
       .where(bulk_upload: { id: bulk_upload_id, user: })
diff --git a/app/models/sales_log.rb b/app/models/sales_log.rb
index ae76e32c3..053327563 100644
--- a/app/models/sales_log.rb
+++ b/app/models/sales_log.rb
@@ -40,7 +40,7 @@ class SalesLog < Log
       .or(filter_by_postcode(param))
       .or(filter_by_id(param))
   }
-  scope :filter_by_organisation, ->(org, _user = nil) { where(owning_organisation: org) }
+  scope :filter_by_organisation, ->(org) { where(owning_organisation: org) }
   scope :duplicate_logs, lambda { |log|
     visible.where(log.slice(*DUPLICATE_LOG_ATTRIBUTES))
     .where.not(id: log.id)
diff --git a/app/services/filter_manager.rb b/app/services/filter_manager.rb
index 09e08893b..17f0aae52 100644
--- a/app/services/filter_manager.rb
+++ b/app/services/filter_manager.rb
@@ -24,7 +24,7 @@ class FilterManager
       next if category == "organisation" && all_orgs
       next if category == "assigned_to"
 
-      logs = logs.public_send("filter_by_#{category}", values, user)
+      logs = logs.public_send("filter_by_#{category}", values)
     end
     logs = logs.order(created_at: :desc)
     if user.support?