I am still finding my way most days too... I don't think we ever stop learning here.
try to pay attention most to those who have supported my posts and try to support their's in return.
YES! I have found that if you comment on another's post, there is a good chance they will stop by and comment on a post of yours. Interaction and conversation can be key.
Exploring and scrolling can be fun. I have found some great people to follow and they have a plethora of useful info that I never would have seen normally.