The form of greeting in Nepal is “Namaste” performing by joining both palms together. It literally means “the divine in me salutes the divine in you”.
1 – Do not trek alone. There have been numerous disappearances of solo trekkers in recent years. Always hire a guide or trek with other people. There are online forums where travelers can look for fellow-trekkers. This applies to everyone but especially women that are travelling single – they seem to more vulnerable. Always communicate your travel plans to your next of kin.
2 – Food safety - Avoid water that is not bottled or boiled. Avoid raw vegetables and pre-cut fruit as much as possible.