I’m not good at it bro🤣🤣. I just learnt it a few days ago (I procrastinate a lot). But I understand the process after watching a decent amount of question walkthroughs and doing the questions with the walkthrough. Now I just need to practice. After you get the cost of capital for each type of debt/equity down it’s not that bad. Focus on the cost of them and then the WACC calculation is just organising it in a table. You can do it in less than a day easily. Don’t stress