private void detach_LeadBoughts(LeadBought entity)
		{
			this.SendPropertyChanging();
			entity.Buyer = null;
		}
		private void attach_LeadBoughts(LeadBought entity)
		{
			this.SendPropertyChanging();
			entity.Buyer = this;
		}
 partial void DeleteLeadBought(LeadBought instance);
 partial void UpdateLeadBought(LeadBought instance);
 partial void InsertLeadBought(LeadBought instance);
 public void InsertLeadBought(LeadBought leadBought)
 {
     context.LeadBoughts.InsertOnSubmit(leadBought);
     context.SubmitChanges();
 }