Wonder how much of the nation's productivity is affected by the need to keep checking itin/seats on a regular basis ... UA contribution to the GNP (not!). And where is Easy Update when you need it/him/her? So ... today, on my regular check of upcoming reservations, saw that seat assignments had gone to "---" on one leg. Opened seat map, clicked on a seat & voilla! was upgraded. Apparently UDU is now a DIY project