Smart blinds are an investment in daily convenience that should last you a decade or more if you pick a reliable motor. Focus on brands with open ecosystems so you aren't forced to replace the whole setup when a new app comes out.
Wait for the holiday weekend sales to pull the trigger on your purchase. Tech companies often dump their inventory before a new release cycle, meaning last year's model usually has the same core features for a much lower price tag.
The 0% intro APR is a deadline, not a gift. If you still have a balance once the 15-month window ends, the card will start charging interest on whatever is left, which gets expensive fast.