I get that there are 21 save slots, and ive used 3 after about 5 hours of playing. I love Fate to death so i plan on getting the achievements. I haven't read too deep into the achievements for fear of spoilers, but I know that there are achievements tied to dialogue choices and / or different endings. Id appreciate it if someone could tell me where the best points to save are so i can get everything done without having to play the whole game like 5 times. Thanks! if it helps, In the story im searching fo...

No female protagonist, no purchase. Type-Moon's sexist kick isn't selling with me.

I started to play this game and I understood that the choices that I make affect the story how does it work? And how do I play in the DLC? Please answer without spoilers!

I ended the saved slots and wanted to know if I could get more slots by copying the saved files to another place on my computer, my question is whether that thing is possible and where the saved files are on my computer?

I know it's not 100% accurate to what actual sword maintenance is like, but what exactly is Iori doing? He taps it with...something, while he and Saber(and later Kaya) hold a cloth in their mouths. For the record I'm not asking what the maintenance itself does, I know it gives a temporary exp boost, I'm just asking what exactly he's doing to the sword itself...