To improve your tactical vision, there is no need to buy expensive chess software, it can be done with free copy of ChessBase Light and database that can be downloaded from this page – the one under “Over 3500 tactical training positions from actual games”.
In the video I then follow these steps:
- Load a game and change board to use “Training mode”
- guess which move should be played, hit “forward” key
- If my guess is correct, mark the game in the database as “deleted”
- Load next game with “F10” shortcut
Here are few simple positions for you to solve. It is White to move in all of them.
The video shows the setup and solutions: