Welcome to the forum
The struggle you are going through is a sign of courage more than many. What you are doing for your daughter as a father is truly commendable. No matter how bad the situation in life is, you are still trying, this is the main strength, do not give up and keep trying, success will come.
It is a very good decision that you want to be dependent on yourself instead of depending on a centralized system. You have come to the right place to learn how to invest in Bitcoin. It is very important to have a basically prudent income to start investing in Bitcoin. To succeed by investing in Bitcoin, you must have a long-term plan, otherwise success through investment is not impossible.
Proper knowledge and time are needed to make passive earning. It is very important to have specific knowledge about the skills on which you are going to make passive earning. It is possible to make passive earn through money, time and skills.
If you take the time to observe the information below, I believe you will find the right path in investing in Bitcoin and making passive earning
Guides for beginners
https://bitcointalk.org/index.php?topic=5275357.msg55181788#As a newbie how can i invest in Bitcoin
https://bitcointalk.org/index.php?topic=5419803.msg61254907#[GUIDE] Best Crypto Investment Opportunities for Passive Income -2024
https://bitcointalk.org/index.php?topic=5492449.msg63931910#