You need to practice regular script first.
If you don't have any foundation, you must practice block letters first.
It is suggested to practice in block letters: Liu Gongquan, Ou Yangxun, Yan Zhenqing, Lei Chongshan and others all have good copybooks.
Block Letter Hard Pen Suggested Practice: Gu Zhongan Hard Pen Block Letter.
As for the job selection, it mainly depends on your hobbies. Only by choosing your favorite copybook will you keep practicing.
Although the copybooks in Tian Yingzhang and Gu Zhongan are more mainstream and have more followers, I still suggest that you choose your favorite ones first.
With the foundation of block letters, practice fine gold or other fonts.
Step by step is a necessary process and cannot be abandoned. Learn to walk first, and then learn to fly better.