1. Do not complain about the lack of money. In today's world have the desire.
Everything you need - Internet access, and judging by the fact that You wrote the message here - that You have everything in order. Training courses, certificates, diplomas - not important (especially as a freelancer). You will have to choose a portfolio. If barely ends meet and mix - it is an occasion to think about whether You're doing it.
Already wrote above, but most (all) experts started with self-study. Again, the main desire. If the head - confidence that you must pay for certificates, and courses - is the brain playing a cruel joke with You, coming up with excuses to never start doing it.
2. Read books on user interaction with the interface. You can start with the theoretical foundations of
Ruskin's, and posts about it were already
a bunch.
3. Towards Photoshop. He throws in 5-8 years ago, and services such as
webflow make Your efforts close to meaninglessness.
A pimply high-schooler, working in Sketch (Mac), Adobe xD (Mac Preview/Win - soon), Axure, etc. - has the advantage of (I don't even take into account the inquisitiveness of the children's/JUNOSHESKOGO mind compared to the "inertia" of the older generations (30 and above).
4.
(With caution!) Hangs on websites dedicated to the subject. Dribbble, awwwards, behance. With caution because they need to get inspiration and understanding of what modern web, and not stereotyped, and the inertia of thinking.