Big box stores can often feel like an endless treasure trove of tempting goods. With so many money-saving items, it can be tricky figuring out which ones are worth buying and which ones you can pick up somewhere else. Luckily, investigative retail journalist Hitha Herzog has the inside scoop to help us navigate the aisles and take home the essentials. Read on to find out her top tips for being a shopping pro.

Watch:How to Save $600 a Year at Big Box Stores

Split Bulk Items With Friends

If you live in a small apartment and don’t have the storage space to stock up on countless toilet paper rolls and other goods, you can split your big box haul with your friends, relatives, or neighbors. Now you can enjoy the savings without having to sacrifice elbow room in your household.

More: How to Save $1,000 in 3 Easy Steps