Yes, you can specify a currency conversion and the totals would be displayed accordingly.
Yes, we can manage the rates of your agents as well.
Generally, the time taken varies from 30 seconds to 1 minute to retrieve a port pair rate.
We support all the popular carriers including Maersk, SeaLand, CMA CGM, Evergreen, ECU, Vanguard and many others. If there is a carrier you are looking for that is not available, drop us a mail and we will be sure to support it.