This is a comprehensive tutorial for FF7 Any% No Slots including Kalm Skip, Fury Ring, and elevator manip.

https://youtube.com/playlist?list=PLnkJWlotsWcT0etZdZ65yfZEdRiR615yr

It's a lot of info because I think learning the hows and whys of things helps remember it all when your structure of understanding is stronger. That said, for beginners, you really only need to know shops, menus, boss strats, and major skips to get started, so feel free to skip around and also check out RJ's guide.