Show HN: I wrote tips for improving UI

I wanted to improve my UI/UX skills and I took a challenge. I tweeted 1 tip per day for 50 days.

Then I gathered it into a book.

It's a free one. Thought I ask for your email, I don't sell any ads or whatever, just sending my newsletter weekly. And keep improving :)

They are not something really insightful, rather simple. Still the mistakes are really common.