Translation of defraud in German

The proposed date is fine. I suggest to work in small groups first, optimize the results and then do a presentation to a larger crowd. Everything can be done online these days so that we just need a PC.
A good friend of mine. He works currently in NY but is a Swiss lawyer, excellent and very intelligent. Shall I ask him? OK, sounds great. Maybe we can add his words and expressions (from the law field) as well.
I called the Hilton hotel in Cuba and asked them whether it was worth coming or if they suggest to postpone the arrival. Their response was clear: Don't come unless you really have too.