What do expats find most challenging?

"Expats find numerous challenges when relocating to a different country, such as language barriers, cultural differences, making new friends, learning the customs of their new home, adapting to a different lifestyle, getting used to unfamiliar cuisine, adapting to a different working environment, finding reliable and affordable housing, dealing with lack of support structures, navigating the legal and financial systems, and the lack of relevance of qualifications in their new country," mentioned another expat when asked about moving to New Providence, Bahamas.