Indian High Commission in London has advised Indian nationals in the UK not to entertain suspicious phone calls after some community members received calls demanding money for alleged mistakes on their passport and visa documents.' The mission said in its advisory in London that Indian nationals are advised not to entertain suspicious telephone calls and they should never part with their money in response to such calls. The mission advised those affected to contact the UK's anti-fraud line.<br/><br/><br/>It said that a number of incidents have come to the attention of the High Commission involving fraudsters having telephonically cheated some Indian nationals by posing as officers from the UK Home Office or immigration department or the UK Border Agency. The advisory follows a number of complaints on Twitter to External Affairs Minister Sushma Swaraj.