Looks like she used the shovel to dig up a paver...probably either to mark the location or weight the bag down.
You really nailed this one Val, The paver was right where you thought it would be.
Do you think that a time-line can be established as to kc's (no caps on purpose.T&C prohibits what I wanted to name her!) diary entries, compared to the existing time-line (cell calls, text's, pm's etc.) info to place the date of her diary note "i think i have done the right thing" (or something like that)?
It is not looking good for miss {snip} {snip}
Somebody, call the electrician, to hook up the chair.

