Dialing in your aperture, shutter speed and ISO doesn't have to be a game of guesswork when using manual mode. If you're consistently getting overly dark or light photos, you may just need to learn ...
Let's talk light meters. I was going to put this in the accessories thread, but it seems to have expanded in size so doing it's own thread. So, I've got an old analog light meter with 15 & 5 degrees ...