"These business-people are phenomenally important to us when it comes to trade. For them to be refused entry after we invited them is hugely embarrassing
"We need to be trading with people to safeguard our businesses and we can't do that if our Foreign Office is saying it's unsafe to go to certain parts of the world and refusing people entry here."
"For this to happen once was bad enough; to repeat it this year is a disgrace. I will be in touch with the Borders Agency to get this decision reversed.
"This kind of decision gives Scotland a bad name and shows up the shambles within the UK Border Agency."
"All applications for entry clearance are considered on their individual merits, taking into account all evidence submitted and in accordance with the