It has been said that chess is 99% tactics but whether that is an accurate reflection is hard to tell. Nevertheless, it is important.
This is a massive collection of tactical puzzles from games played in 2019
The puzzles vary in difficulty, some are relatively easy, some are little more difficult, but you will find that all of them are easier and more straight-forward than the puzzles found in the other series : "Daily Chess Training: Chess Tactics". That doesn't mean that you will be able to solve them without running into a sped bump or two, so take your time and make sure you get it right, even when you think the answer is obvious.
Working through the puzzles and then carefully play through the thoroughly annotated solutions will help you to up your tactical radar as well as your calculation skills.
So if you are up for the challenge, here is the opportunity to prepare for the next leap forward.