Transport – Closest airport is Paris Charles de gaulle.
There are buses from the airport to Epernay, about 20 euro
single trip.
You can also book a private taxi or a rental car at the
airport.

Accomondation – There are hotels and airbnb avaliable. Please book close
to center of Éparnay since bars and restaurants a close to the
center.

Dinners and bars – You pay for you food and drinks

Meeting – A fee, about 20 euro for the meeting. Can be change.