From Thumbnail to Final Drawing: My Planning Process!

(EDIT: For the comps I'm using CANSON mix media paper, not Strathmore, oops!) Stay-tuned for Part 2! Though that might be a little while from now... I have a few things to do before I can start actually painting X'D. Thanks for watching!
LINKS BELOW◢
► Online Shop:
Link: chrishongart.co...
► Materials:
Arches 140lbs Hot Press block: amzn.to/2NPjJ3q
All brushes are synthetic brushes from Curry's and Above Ground Art Supplies (both local Canadian brands!)
My gouache palette:
W&N Designer Gouache Primary Red: amzn.to/2Do2XDn
W&N Designer Gouache Primary Yellow: amzn.to/2BNbK1q
W&N Designer Gouache Permanent Green Middle: amzn.to/2BNbK1q
W&N Designer Gouache Primary Blue: amzn.to/2BNbK1q
W&N Designer Gouache Burnt Umber: amzn.to/2BwfkQB
W&N Designer Gouache Ivory Black: amzn.to/2BNbK1q
W&N Designer Gouache Permanent White: amzn.to/2CRS0ZR
Da Vinci Permanent Artist's Gouache Yellow Deep
Da Vinci Permanent Artist's Gouache Red
Da Vinci Permanent Artist's Gouache Red Rose (Quinacridone)
Da Vinci Permanent Artist's Gouache Cerulean Blue (Hue)
Da Vinci Permanent Artist's Gouache Ultramarine Blue
My Printer:
Canon Pixma Pro 100: amzn.to/2BZpGYw
My Filming Equipment:
iPhone 8 256 GB
Phone clamp :amzn.to/2zaSE2e
Adjustable phone mount: amzn.to/2CSO5vH
► Find me on:
Twitter: / chrishongart
Instagram: / chrishongart
Facebook: / chrishongart
Website: chrishongart.com
► Music:
Music from filmmusic.io:
"Hard Boiled" by Kevin MacLeod (incompetech.com)
Licence: CC BY (creativecommons...)