Imagine having the kids worn out by dinner time without leaving the house. Adding a playset changes your weekends, but it takes time to clear the space, haul the mulch, and assemble the structure. You should plan for a full weekend of work or a day of professional installation.
Retailers often drop prices between October and January because nobody is thinking about summer fun. This is your window to save hundreds. Shop now, get three quotes from local installers if you aren't doing it yourself, and lock in the lower off-season rate.
Remember that the 0% intro APR is not free money, it is just a deadline. If you still have a balance on the card after the 15 months are up, you will start paying interest on whatever is left, so treat that monthly payment like a non-negotiable bill.