diff --git a/src/Entity/Referral.php b/src/Entity/Referral.php
index bdc3cbe..74a7bce 100644
--- a/src/Entity/Referral.php
+++ b/src/Entity/Referral.php
@@ -5,6 +5,8 @@ namespace App\Entity;
 use App\Enums\DischargeReason;
 use App\Enums\ReferralServiceType;
 use App\Repository\ReferralRepository;
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\Common\Collections\Collection;
 use Doctrine\DBAL\Types\Types;
 use Doctrine\ORM\Mapping as ORM;
 use Symfony\Bridge\Doctrine\Types\UuidType;
@@ -41,6 +43,32 @@ class Referral
     #[ORM\Column(type: Types::DATE_MUTABLE, nullable: true)]
     private ?\DateTimeInterface $dischargeDate = null;
 
+    /**
+     * @var Collection<int, Note>
+     */
+    #[ORM\OneToMany(targetEntity: Note::class, mappedBy: 'referral', orphanRemoval: true)]
+    private Collection $notes;
+
+    /**
+     * @var Collection<int, Member>
+     */
+    #[ORM\ManyToMany(targetEntity: Member::class)]
+    private Collection $present;
+
+    /**
+     * @var float $hoursUsed
+     */
+    private float $hoursUsed = 0.0;
+
+    /**
+     * Constructor
+     */
+    public function __construct()
+    {
+        $this->notes = new ArrayCollection();
+        $this->present = new ArrayCollection();
+    }
+
     public function getId(): ?Uuid
     {
         return $this->id;
@@ -129,4 +157,75 @@ class Referral
 
         return $this;
     }
+
+    /**
+     * @return Collection<int, Note>
+     */
+    public function getNotes(): Collection
+    {
+        return $this->notes;
+    }
+
+    public function addNote(Note $note): static
+    {
+        if (!$this->notes->contains($note)) {
+            $this->notes->add($note);
+            $note->setReferral($this);
+            $this->hoursUsed += ($note->calcTimeUsed() / 60);
+        }
+
+        return $this;
+    }
+
+    public function removeNote(Note $note): static
+    {
+        if ($this->notes->removeElement($note)) {
+            $this->hoursUsed -= $note->calcTimeUsed();
+            // set the owning side to null (unless already changed)
+            if ($note->getReferral() === $this) {
+                $note->setReferral(null);
+            }
+        }
+
+        return $this;
+    }
+
+    public function setNotes(ArrayCollection $notes): void
+    {
+        $this->notes = $notes;
+        $this->hoursUsed = 0.0;
+        
+        foreach($this->notes as $note) {
+            $this->hoursUsed += ($note->calcTimeUsed() / 60);
+        }
+    }
+
+    /**
+     * @return Collection<int, Member>
+     */
+    public function getPresent(): Collection
+    {
+        return $this->present;
+    }
+
+    public function addPresent(Member $present): static
+    {
+        if (!$this->present->contains($present)) {
+            $this->present->add($present);
+        }
+
+        return $this;
+    }
+
+    public function removePresent(Member $present): static
+    {
+        $this->present->removeElement($present);
+
+        return $this;
+    }
+
+    public function getHoursRemaining(): float
+    {
+        return $this->hours - $this->hoursUsed;
+    }
 }