external flash

What's the proper way for taking night photos with a film camera, I currently have and have been using a pentax k1000 and haven't taken any night photos.Could someone please give me the run down on taking night photos when to use,with and without external flash,I have bought 800 iso film too use...

Hi, I want to buy one softbox to use with my flash YN560III. How do I decide on this? What are the general specifications of a softbox? Do all softboxes go with all external flashes? Do softboxes come with the tripod-like stand or to be purchased separately? Thanks.

I have a Nikon D5200 which is not a high-end camera, I know. It does not have the menu settings for channels & groups of external flashes. So in such conditions how can I use the Nikon D5200 with multiple external flashes? Say I want to create a scene with 3 or 4 flashes (a key light + main +...