1) A catchy title is a great starting point. It gets the key into the lock.
2) Once the lid is lifted, the first few sentences will reveal whether it is worth lifting that tissue paper or old scarf off the contents of the old trunk
3) Trunks often have an assortment of articles but I'm thinking of a jewelry box, so I want to examine the two to three most interesting pieces. Are they connected, clearly examined in the light that now shines into the chest? What happens to them?
4) Closing up the lid is the hardest part as far as I'm concerned. What was the best ornament? What will we do with it and is the box worth revisiting? What does one do with the key and the contents???