My plan is to invest 50 Dollar each month at spot for 2 year

I know it's not huge amount but it's good for me. Yesterday Buy top 10 Coin amount of 5 dollar each coin next month I will buy top 11 to 20 coin and so on. .

Can you please help me it's good or not. or you wanna suggest me 10 coin which I need to buy in next month.

Hope this post help me alot.