Some nations provide electronic travel authorizations (ETAs), also known as e-visas, which let applicants submit their applications online & avoid in-person interviews. Eligible travelersattaking ups may find these digital solutions appealing because they frequently have streamlined requirements & expedited processing times. Also, some nations have started charging for expedited processing services. If someone needs to travel immediately because of unanticipated circumstances, like family emergencies or business commitments, this option may be especially helpful.