Affordability remains a major challenge, says the National Association of Realtors
Millennials and boomers drove sales increases in expensive condos
Buying from a non-resident requires careful planning
It will invest in real estate and infrastructure
Last month saw the first month-over-month decline since April
Declines were consistent with weak home sales
Real estate investors are watching the space
They focus on infrastructure and real estate
This is the fourth decline in the past five months
Tax savings could help offset the rising cost of relocation