"amb, int, driving, minivan, accelerate, drive, decelerate, quad (L,R,Ls,Rs)" by "drewhalasz" (https://freesound.org/people/drewhalasz/sounds/434151/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"AmbientUOHStudentUnion44.1-24Bit" by "alanpawlak" (https://freesound.org/people/alanpawlak/sounds/404931/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"sh_shop_door_bell_openclose" by "shall555" (https://freesound.org/people/shall555/sounds/72197/) is licensed under CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/)
"light footsteps on concrete walking" by "rsellick" (https://freesound.org/people/rsellick/sounds/545543/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"Card Payment Machine 2" by "PapercutterJohn" (https://freesound.org/people/PapercutterJohn/sounds/319156/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"Secret door - Fantasy - WAV" by "OGsoundFX" (https://freesound.org/people/OGsoundFX/sounds/423146/) is licensed under CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/)
"Fridge door1" by "babuhr" (https://freesound.org/people/babuhr/sounds/513340/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"Opening Closing Cabinet Door" by "deleted_user_7146007" (https://freesound.org/people/deleted_user_7146007/sounds/383836/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"Portal_Idle" by "couchHero" (https://freesound.org/people/couchHero/sounds/168910/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"room small night" by "Yuval" (https://freesound.org/people/Yuval/sounds/210091/) is licensed under CC0 1.0 (http://creativecommons.org/publicdomain/zero/1.0/)
"policeSiren" by "FatLane" (https://freesound.org/people/FatLane/sounds/111671/) is licensed under CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/)