diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 16e72bb..5edde29 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,6 +4,9 @@ on:
     branches:
       - main
   pull_request:
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
 jobs:
   build-static-assets:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/license_finder.yml b/.github/workflows/license_finder.yml
index debe18d..19cadd4 100644
--- a/.github/workflows/license_finder.yml
+++ b/.github/workflows/license_finder.yml
@@ -4,6 +4,9 @@ on:
     branches:
       - main
   pull_request:
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
 jobs:
   build-static-assets:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/playwright.yml b/.github/workflows/playwright.yml
index 48a846f..bdf273e 100644
--- a/.github/workflows/playwright.yml
+++ b/.github/workflows/playwright.yml
@@ -4,6 +4,9 @@ on:
     branches: [ main, master ]
   pull_request:
     branches: [ main, master ]
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
 jobs:
   test:
     timeout-minutes: 60
diff --git a/app/lib/definitions.ts b/app/lib/definitions.ts
index 165d137..17063fe 100644
--- a/app/lib/definitions.ts
+++ b/app/lib/definitions.ts
@@ -21,7 +21,7 @@ export type Guest = {
   name: string;
   email: string;
   group_name: string;
-  status: 'Considered' | 'Invited' | 'Confirmed' | 'Declined';
+  status: 'Considered' | 'Invited' | 'Confirmed' | 'Declined' | 'Tentative';
 }
 
 export type Group = {
diff --git a/app/ui/guests/table.tsx b/app/ui/guests/table.tsx
index 5eb896e..aedd51c 100644
--- a/app/ui/guests/table.tsx
+++ b/app/ui/guests/table.tsx
@@ -26,12 +26,16 @@ export default function guestsTable() {
       });
   };
 
+  const handleInviteGuest = (e: React.MouseEvent<HTMLElement>) => handleGuestChange(e, 'invited');
+  const handleConfirmGuest = (e: React.MouseEvent<HTMLElement>) => handleGuestChange(e, 'confirmed');
+  const handleDeclineGuest = (e: React.MouseEvent<HTMLElement>) => handleGuestChange(e, 'declined');
+  const handleTentativeGuest = (e: React.MouseEvent<HTMLElement>) => handleGuestChange(e, 'tentative');
 
-  const handleInviteGuest = (e: React.MouseEvent<HTMLElement>) => {
+  const handleGuestChange = (e: React.MouseEvent<HTMLElement>, status:string) => {
     fetch("/api/guests/bulk_update.json",
       {
         method: 'POST',
-        body: JSON.stringify({ properties: { status: "invited" }, guest_ids: [e.currentTarget.getAttribute('data-guest-id')] }),
+        body: JSON.stringify({ properties: { status: status }, guest_ids: [e.currentTarget.getAttribute('data-guest-id')] }),
         headers: {
           'Content-Type': 'application/json',
           'X-CSRF-TOKEN': getCsrfToken(),
@@ -42,6 +46,7 @@ export default function guestsTable() {
   }
 
   guests.length === 0 && loadGuests();
+  const ctaClassName = "text-white py-1 px-2 mx-1 rounded";
 
   return (
     <div className="w-full relative overflow-x-auto shadow-md sm:rounded-lg">
@@ -90,6 +95,7 @@ export default function guestsTable() {
                       'bg-blue-400': guest.status === 'Invited',
                       'bg-green-600': guest.status === 'Confirmed',
                       'bg-red-400': guest.status === 'Declined',
+                      'bg-yellow-400': guest.status === 'Tentative',
                     }
                   )}>
                   </span>
@@ -97,9 +103,16 @@ export default function guestsTable() {
                 </span>
               </td>
               <td>
-                {guest.status === 'Considered' && (<button data-guest-id={guest.id} onClick={handleInviteGuest} className="bg-blue-300 hover:bg-blue-500 text-white py-1 px-2 rounded">
+                {guest.status === 'Considered' && (<button data-guest-id={guest.id} onClick={handleInviteGuest} className={`${ctaClassName} bg-blue-400 hover:bg-blue-600`}>
                   Invite
                 </button>)}
+                {(guest.status === 'Invited' || guest.status === 'Tentative') && (
+                  <>
+                    <button data-guest-id={guest.id} onClick={handleConfirmGuest} className={`${ctaClassName} bg-green-500 hover:bg-green-600`}>Confirm</button>
+                    {guest.status != 'Tentative' && <button data-guest-id={guest.id} onClick={handleDeclineGuest} className={`${ctaClassName} bg-yellow-500 hover:bg-yellow-700`}>Tentative</button>}
+                    <button data-guest-id={guest.id} onClick={handleDeclineGuest} className={`${ctaClassName} bg-red-500 hover:bg-red-600`}>Decline</button>
+                  </>
+                )}
               </td>
             </tr>
           ))}