Abunch of art again like alot

I tried to draw some pictures from my camera(I'm gonna add more references but gamejolt mobile is lagging)

What are some ways I can improve really?

Billy Mays tribute(I tried my best)

ten years

Doodles °¬°

I drew @MemeManOfficial because it's fun !! :>

Eevee(little weird I know)

Art from school

I don't know.

Niko oneshot moe artstyle attempt