An easy easy way to achieve this is to follow your every day wash routine, apply the your favorite products and then use a ceramic blow dryer with a diffuser attachment
Another quick and easy style you can do is pin it up on both sides or just one your curls fall on the sides
A quick lazy or bad hairday style you can do is to simply pull it back into a a high ponytail, you can also lay your edges if you'd like
You would most likely want to follow the same steps as 3A, but cater to your own volume and density
Use the "pineapple" method while drying your hair to help define your curls and prevent frizz.
Co-wash at least twice a week
Deep condition frequently! This will keep your curls moisturized and bouncy
As lack of volume is not necessarily your biggest problem, you can use a heavier product for a better hold. Still use in moderation though
Chi Deep Brilliance Reflect oil for maximum volume and defined curls
Hair cleansing cream
Too Shea Extra moisturizing conditioner
Rockin Ringlets style potion
Confident coils styling solution.
Shea Moisture Manuka Honey and Manfura oil Intensive Hydration Shampoo and matching conditioner
If you're using a diffuser, the recommended curl cream is Oyin Handmade Shine and Define cream. If you're air drying, try using Josh Rosebrook styling cream.