public static MemberSearchCriteria ChangeToSearchAllJobs(this MemberSearchCriteria criteria)
        {
            var cloned = criteria.Clone();

            cloned.JobTitlesToSearch = 0;
            return(cloned);
        }
        public static MemberSearchCriteria ChangeKeywordsToOred(this MemberSearchCriteria criteria)
        {
            var cloned     = criteria.Clone();
            var expression = Expression.Flatten(cloned.KeywordsExpression, BinaryOperator.Or);

            cloned.SetKeywords(expression == null ? null : expression.GetUserExpression());
            return(cloned);
        }
        public static MemberSearchCriteria ChangeJobTitleToKeywords(this MemberSearchCriteria criteria)
        {
            var cloned = criteria.Clone();

            cloned.SetKeywords(cloned.JobTitleExpression == null ? null : cloned.JobTitleExpression.GetUserExpression());
            cloned.JobTitle = null;
            return(cloned);
        }