Many convention bureaux run conference “ambassador” programmes where they actively identify and recruit local academics and scientists who have connections to international organisations. The cities encourage their “ambassadors” to submit bids to host events in their field in their home city and ask these ambassadors to promote the destination on their behalf when attending events abroad For the larger congresses a Professional Conference Organiser (PCO) is often employed to take on the administration behind the event. The PCO’s role would include sourcing venues, preparing a bid document, raising sponsorship, running the concurrent trade exhibition, managing finances, running promotional campaigns, establishing registration and accommodation booking systems, organising social.