In no way take a taxi off the road, It doesn't matter how 'legit' it would appear. Anybody can set a taxi indication on their own car (the plastic dome is connected by a few elastic strings). Most organizations in Maracaibo will aid a vacationer searching for a taxi https://padlet.com/92loterymobi/my-bold-padlet-sezregdq5oi99tkc/wish/pRxDZ4r89rDva183