Tour Guides and Staff

How many leaders / guides / porters will be employed for each phase of the expedition?
Is there a sufficient number of trained and experienced staff for the group to split (e.g. if one or more clients are unable to continue on the climb)?
Does the leader / guides speak English, if so to what level?
What training has the leader / guide received?
Are any of the aleaders / guides first aid trained?
How long has the leader / guide been operating similar tours in this area?
Does the leader / guide hold any formal qualifications?
What languages do your tour guides can speak?
Do your local tour guide speak English well?
Are your tour guides/leader licensed?
What does it mean “on-site tour guide”, “tour guide” and “tour escort/ tour leader”?
How tipping works here in Vietnam?