Informal recreation promotes healthy lifestyles through PLAY! Informal Recreation is the drop-in use of an assortment of recreational activities at the UTSA Campus Recreation facility. All currently enrolled UTSA students and current Campus Recreation members are eligible for participation. Guests with a photo ID are eligible to participate when sponsored by a UTSA Campus Recreation member via a guest pass . Just show up, but do not forget to bring your UTSA ID Card . You will need your card to access the Campus Recreation facility.