adding doc

com.unity.netcode.gameobjects/Components/NetworkTransform.cs

@@ -273,6 +273,13 @@ public void NetworkSerialize(NetworkSerializer serializer)
         private Transform m_Transform; // cache the transform component to reduce unnecessary bounce between managed and native
         private int m_LastSentTick;
 
+        /// <summary>
+        /// Tries updating the server authoritative transform, only if allowed.
+        /// If this called server side, this will commit directly.
+        /// If no update is needed, nothing will be sent. This method should still be called every update, it'll self manage when it should and shouldn't send
+        /// </summary>
+        /// <param name="transformToCommit"></param>
+        /// <param name="dirtyTime"></param>
         protected void TryCommitTransformToServer(Transform transformToCommit, double dirtyTime)
         {
             var isDirty = ApplyTransformToNetworkState(ref m_LocalAuthoritativeNetworkState, dirtyTime, transformToCommit);

com.unity.netcode.gameobjects/Samples/ClientNetworkTransform/Scripts/ClientNetworkTransform.cs

@@ -9,6 +9,11 @@ namespace Unity.Netcode.Samples
     /// </summary>
     public class ClientNetworkTransform : NetworkTransform
     {
+        /// <summary>
+        /// Used to determine who can write to this transform. Owner client only
+        /// Changing this value alone will not allow you to create a NetworkTransform which can be written to by clients.
+        /// We're using RPCs to send updated values from client to server. Netcode doesn't support client side network variable writing
+        /// </summary>
         protected override bool CanWriteToTransform => IsClient && IsOwner;
 
         protected override void Update()