From the Command Centre, to create or manage your quotes, you can chiefessays.net click on the Quote module which has been highlighted in red circle.
The quote module will have functionalities that would help you create and manage quote. One module which you would mostly use to create quote, submit them using the exchange and generate invoices. Also this module demonstartion speech has reports that can be generated on based on the criteria that you would. This would have links to most of the module in iGen.