/// <summary>
        /// To the view model.
        /// </summary>
        /// <param name="model">The model.</param>
        /// <returns></returns>
        public static ReferralSourceViewModel ToViewModel(this ReferralSourceModel model)
        {
            if (model == null)
            {
                return(null);
            }

            var entity = new ReferralSourceViewModel
            {
                ReferralSourceID = model.ReferralSourceID,
                ReferralSource   = model.ReferralSource
            };

            return(entity);
        }
        /// <summary>
        /// To the model.
        /// </summary>
        /// <param name="entity">The entity.</param>
        /// <returns></returns>
        public static ReferralSourceModel ToModel(this ReferralSourceViewModel entity)
        {
            if (entity == null)
            {
                return(null);
            }

            var model = new ReferralSourceModel
            {
                ReferralSourceID = entity.ReferralSourceID,
                ReferralSource   = entity.ReferralSource
            };

            return(model);
        }