settings

Hi, I was just wondering if anyone could tell me if the print quality settings for an Epson P800 make a difference to the ink usage, specifically the difference between the 'quality' and 'max quality' settings . I emailed Epson about this and they said: "There is no difference in the ink usage...

I am confused about settings in printerdriver. How different settings affect print quality? For example if we change quality from text->foto>bestfoto (office printers standard to high) , what is changing on the print? Resolution? Amount of ink? I would like to make a detailed and structured...