If a customs officer or anyone asks about your purpose of visit, tell them you are only there to visit, tourism.
It is best to not interact with anyone who approaches you, sometimes airport officials with proper identification try to lead you to different places of the airport to trade currency on the black market
only use taxis that have the official yellow oval seal.
Travelers in Venezuela have to carry identification with them. There are military checkpoints on many roads, so while travelling by car or bus keep your passport handy.
English is not commonly spoken or even understood, even in the major cities (including Caracas). So, know your Spanish!!!!!!!