BgEngine.Domain.EntityModel.Subscription.AddPost C# (CSharp) Метод

        public void AddPost(Post post)
        {
            this.Posts.Add(post);
        }

 public static Subscription CreateSubscription(string name, string email, bool isconfirmed, Post post)
 {
     var subscription = new Subscription();
     subscription.SubscriberName = name;
     subscription.SubscriberEmail = email;
     subscription.IsConfirmed = isconfirmed;
     subscription.ConfirmationToken = GenerateToken();
     subscription.DateCreated = DateTime.UtcNow;
     subscription.SubscriptionType = SubscriptionType.Comments;
     subscription.AddPost(post);
     return subscription;
 }