please help with a solution

please help me with this solution, this client wants to make the whole block wireless. 800mx500m, the yellow houses = double storey, on the left where the circle is (just across #45) is the main server, the rest will be clients.. any views or ideas on this please?

At the USA user meeting this may, we had a presentation about Very Similar setups. See this presentation online:

http://wiki.mikrotik.com/wiki/MUM_2006_USA/High-Density_Deployments

thanks man..

maybe o2wireless will comment on this themselves.