Does Technical Analysis have big impact on long term?

Hi, What do you think - what should the fundamental analysis of cryptocurrencies look like before buying them? If I can ask, could you write me a plan of action? Thank you very munch!

I would like to analyze: trend, resistance, support, Fibo levels, triangle.
What do you think, how strategy I should take the strategy?

I will keep cryptocurrency about 3 months. What do you think, of technical analysis have a big impact for it?Is there any sense to go deeper into technical analysis in this case?

I add I'm playing long time.
what do you think about formation of triangles and candles?

Hi,
How to analyze a graph in terms of technical analysis?
What tools / strategies do you use?

Thanks!