The single most important art TIP is to draw, draw, draw. Like Elmo from Sesame Street used to say or sing…..DRAW DRAW DRAW
The second most important tip is to PAINT PAINT PAINT But, That is kind of self intuitive.
Third is to learn from your own experiences learn from others.
The internet is filled with YouTube videos where you can practically spend hours upon hours learning new skills or honing ones you already have.
Check this out for an example Video
And of course you can learn from qualified instructors….like me. A great way to start out is to take private lessons or join a group or arts organization.
Never stop learning. It is good for your brain and your whole well-being.