Student who wants to invest

Hi, im 16years old who want to invest in crypto (i have parents premision) . i have a total of 177$ a month, should i set up a recuring buy on coinbase or buy manually on binance. how much should i invest what should i invest in. should i use nexo or have my money on coinbase/binance or a wallet. is there any tips for me

i live at home and do not have any outcomes exept snac.