I haven't started any DIY's but on my list are:
Raffia fans with ribbon around handles (may attach programs)
Message in bottle invites- purchased all supplies!!!
Reserved signs for reception
Do not disturb signs~ Did not get to make :(
Table Numbers- purchased plain tent-folded @ Michaels, will add raffia, ribbon, and seashells to spruce them up!
Parasol for TTD Shoot!