General GuidelinesAperture: f/2.8–f/4.0 – if you want to shoot wide open (like 1.4) to let in more light, you always can! ... Shutter Speed: 1/60–1/200 sec if shooting with a flash, otherwise try to stay above 1/250 so you don't have motion blur.ISO: 800–3200 – this fully depends on your cameras capabilities!