ERP ExpenseERP Expense is AAUs new travel and expense system, which has replaced RUS2.ERP ExpenseERP Expense is AAUs new travel and expense system, which has replaced RUS2.Sign up for trainingGuides (under construction)Video guidesCourse materialContactIf you have questions please contact the Travel Office or your local travel administratorThe Travel Officeoea-rejsekontoret@adm.aau.dk