to market the remaining space and we're hoping we can get some resolution there soon. It's been a very difficult environment to lease commercial property in the current economic circumstances. I would like to move on to travel management.  This is becoming a big part of the APNIC business area activity.  We provide all the support in relation to travel bookings to support the Secretariat in their training, global and regional liaison activity and of course all the travel related to these types of meetings. If I look at the number of trips we are likely to do in 2011, I see that it's probably going to increase by around 70 per cent on the level of travel we were doing only a few years ago in 2008.  Along with that increased activity comes increased costs.  So that requires us to be very prudent in our management of our travel services, so we work very closely with our travel providers and the airlines to ensure that we are getting best value for our money. I move on to commercial management.  The EC asked the Secretariat to undertake a couple of major projects this year and I'll talk to these in more detail. Initially, we submitted the budget for 2011 based on some high-level assumptions.  The EC approved that budget, but asked us to come back halfway through the year to really verify those assumptions, to verify that the assumptions we made around revenue and membership growth were realistic and whether