There are many kinds of fonts, depending on what kind of hard pen you want to write. If you don't want to brag, practice regular script and running script. Regular script is the basic font of any calligraphy style. It can be said that regular script is the foundation and the calligraphy style that best reflects calligraphy attainments. If you insist on practicing calligraphy every day, I believe your calligraphy will be greatly improved after one month. Of course, choose a good copybook. Now there are many good regular script hard-pen copybooks, which are overwhelming. You have to choose what you look comfortable with, what you feel beautiful with, and what you are interested in. Here are some recommendations: Tian Yingzhang, Wang Huisong, Lu Zhongnan, etc. They are all good calligraphers, and the hard pen is quite good.
Don't sketch when writing, put it aside, don't write at once, and don't write a lot of words every day. But to practice every word well. With the popularity of computers, the art of hard-pen calligraphy is gradually forgotten, but if you can write a good hand, it is not only a specialty, but also a manifestation of inner cultivation. Let's work together. I also practice writing when I don't fill in my spare time. Come on! !