Positive reviews for Party City highlight the wide selection of decorations and party supplies, particularly in the balloon store category. Customers appreciate the variety of balloons available for different occasions, such as birthdays, anniversaries, and graduations. The personalized decor options, like yard signs and banners, are also well-received for weddings and baby showers. Party City is a one-stop shop for all party needs, offering balloon delivery service and an on-site helium tank for convenience. Unique facts about Party City include their location in Serramonte Plaza in Daly City, which is larger than it appears from the outside. They offer a huge selection of party supplies, costumes, Halloween items, and balloons. However, some customers have mentioned that the parking situation can be challenging and that prices may be higher compared to other stores. Party City's specialty lies in providing everything customers need to celebrate life's important milestones. From balloons and decorations to personalized yard signs and banners, they offer a wide range of options to add a festive touch to any event. Their balloon arches and garlands provide the perfect backdrop for themed parties, making Party City a go-to destination for party planning needs.