Instead of a headboard, place bookshelves to frame the bed. Add lights for late night reading. This would be great for a guest bedroom. Leave the shelves at the end of the bed empty for the guests to unpack their clothes. or kids room
Stitch lace or ruffles to spaghetti straps to widen. (Although this may be a bra, you get the idea.) Sew a ring on the underside front and back of top. Use chains or strings of beads, attach with necklace clasps for easy removal to wash top.