WFriend? NA’s Last Hope? Liquid’s Saving Grace?

So hello, I'm a silver 2 player who came back to the game just a month ago, i just want to improve and I have some questions for you guys. - If you were low elo or it's your first tactical shooters, do you recommend any aim routine, if so,...

Can we exchange some advice about how to best perform in solo queue, especially in lower ranks? Personally I'm Gold 1 now and I'm still kind of afraid of solo queuing due to just how volatile it can be compared to playing with friends....