What do I need to know before retiring in Guam?

When we asked people what advice they would give someone preparing to move to Guam, they said...

Other Questions:

•  What do I need to know before moving to Guam?
•  How do I find a place to live in Guam?
•  What is a typical expat home or apartment like in Guam?
•  What is the average cost of housing in Guam?
•  Should I buy or rent a home in Guam?
•  What should I pack when moving to Guam?
•  What cultural faux pas should I try to avoid making in Guam?
•  Why do people move to Guam?
•  What are healthcare services like in Guam?
•  What are medical services in Guam like?
•  What are typical rents in Guam?
•  What appliances are typically included in a rental?