Never in my life have I seen a company go out of its way to ruin a happy occasion, they've actually spent money advertising their delivery service and encouraged people to purchase immediately to ensure delivery on the 14th of February..... Before slapping on some fine print that deliveries may take up to two days.
This kinda of chance your arm online service amounts to nothing more than a scam. It truly is a swindle to mislead people into thinking they'll get a gift on a specific date while adding on some small print to keep them out of trouble (legally speaking).
Teleflorist have a host of awful reviews, which like every bad purchase I've made I only checked retrospectively. A sample of reviews which matched my experience exactly read: