You can cast-on without a tail! really you can! I've seen another way to cast-on without a tail but it seemed overly complicated and tight to me so this is another way :) I thought up this method about a year ago and use it for all my projects now.
by Mummy Maker
by LiLu's Knitting Corner
by Sharon Ojala
by GUN-TIME with Brandon
by Sophia Burns
by Simply Made with Sam
by Aham Designer Boutique