oil blends

So i am a beginner to soap making and i just had a few questions as i am having trouble finding videos or websites that explain stuff in good detail. 1) I was wondering how do you know what percentage of your chosen oils to use? How do i know which oils to use? Also how do i know how many...

I'm feeling stuck. I have a recipe in mind but it includes an oil blend. I don't HAVE to use it, but it's getting old and I don't want to waste it. Also it's been infused with paprika and annato for almost 3 months! The oil blend is 70:30 palm and soy. The recipe I've run through Soapee: SF 6%...