Anyone planning a stay at a European hotspot this year has been reminded of an important rule that experts say has been catching Brits out. Travel specialist Simon Hood has warned of a 'little-known' law that could leave holidaymakers in a spot of bother when heading to a popular Mediterranean destination. Located on the western reaches of the European Union, Portugal has become a favourite with British holidaymakers since the late 1950s. The rise of the budget airline, resorts along the