Slave 1 off eBay… any tips?

To start, I bought this set because I didn’t want to rebuild my own, and the quality of mine is really poor compared to this one. I bought this set used for $300, and it includes all the minifigs. This will probably be my last time purchasing any Lego used online. Just buy it in person if at all possible. The packaging was pretty bad, and a lot of the dark red pieces were cracked and broken, but luckily nothing majorly expensive. I have been very pensive with the thought of deconstructing it,...