Complex sentence: Key factors influencing this phenomenon are seen to include the rise of a global labour market, more accessible and economical international transport, and increasingly sophisticated communication technologies, along with a growing interest in travel and the broader global community.
Split into simpler sentences: Key factors influencing this phenomenon are seen to include the rise of a global labour market; more accessible and economical international transport; and increasingly sophisticated communication technologies. Along with a growing interest in travel and the broader global community.