I'm not familiar with that brand shock but there should be a diagram with order of nuts, washers, and bushing installation. one will go into the big "eye" on the bottom. you will need a vise to press it in. helps to add a little grease first. Then really just follow the order of the old...
I've swapped out my suspension twice now in a gravel driveway with jack stands in less than a day. I 2nd the advice of soaking everything with penetrant for a couple days before its go time.
One the rear sway bar links: if you can't unbolt the links just cut them with a sawzall and get new...