Many rideshare services operate to and from Sydney Airport with committed rideshare pickup zones at both domestic and international terminals. Uber and DiDi company Sydney Airport, and you can even generate Recurrent flyer factors from both of those rideshares. Considering the fact that they fall into your ‘Some others’ category https://sydney-airport-taxi95925.ktwiki.com/998941/5_simple_statements_about_sydney_airport_taxi_explained