Costco (NASDAQ: COST) has decided to close its stores at 6:30 p.m. in order to give its workers more time to stock shelves Monday through Friday. Weekend hours will not change and gas stations will remain open until 7 p.m. The warehouse club will also open for customers over 60 from 8 a.m. to 9 a.m. on Tuesdays, Wednesdays, and Thursdays. People with physical impairments can also shop during those hours. Pharmacies will be open during those early hours, but food courts will not be. Costco has tweaked its hours. Image source: Costco. Limits enforced, services limited Costco has placed limits on certain items "to help ensure more members are able to purchase merchandise they want and need," the company posted on its website. These limits will vary by location. The chain will also no longer accept returns on certain items. These include toilet paper, bottled water, sanitizing wipes, paper towels, rice, and disinfecting spray. Costco has also decided to close or limit service in some of its departments, including its hearing aid department, optical center, floral department, and jewelry department. The warehouse club's food courts will operate with a limit menu. All items will be takeout only and no seating will be offered. It's an evolving market Costco is making changes in order to meet a unique demand. It's also trying to keep its warehouses as safe as possible for both workers and employees. The retailer has been evolving to deal with an unprecedented situation. It's likely that these won't be the last tweaks it makes to its operations as the impact of the coronavirus continues to change how people shop. 10 stocks we like better than Costco WholesaleWhen investing geniuses David and Tom Gardner have a stock tip, it can pay to listen. After all, the newsletter they have run for over a decade, Motley Fool Stock Advisor, has tripled the market.* David and Tom just revealed what they believe are the ten best stocks for investors to buy right now... and Costco Wholesale wasn't one of them! That's right -- they think these 10 stocks are even better buys. See the 10 stocks *Stock Advisor returns as of March 18, 2020 Daniel B. Kline has no position in any of the stocks mentioned. The Motley Fool recommends Costco Wholesale. The Motley Fool has a disclosure policy.Source