Add spaces: Ifthey'reover15,thenthey'llhavetotravelasanadult.

Answer: If they're over 15, then they'll have to travel as an adult.

Add spaces: CheapestpropertiesinWanChai

Answer: Cheapest properties in Wan Chai

Add spaces: Brightapartmentwithanattractivestyletofallforatfirstsight,thankstoitspreciouspictureofLaPedreraoverthewallofthelongcorridor.

Answer:
Bright apartment with an attractive style to fall for at first sight, thanks to its precious picture of La Pedrera over the wall of the long corridor.