Reorders text accoring to the age group of recipient. Age is computed from database field [Birthday]. 

Evaluate(Reorder(Mul(-1;Abs(Sub(Age([Birthday]);7)));
offers for kids
;Mul(-1;Abs(Sub(Age([Birthday]);15)));
offers for boys/girls
;Mul(-1;Abs(Sub(Age([Birthday]);20)));
for young women/men
;Mul(-1;Abs(Sub(Age([Birthday]);30)));
for women/men
))