Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to increase the bottom line for a coffee shop [title] Sell your customers high-priced drinks, such as espresso drinks. [step] Profits on espresso drinks can sometimes be 5 times higher than drip-coffee drinks. Offer your customers a free cappuccino or latte to get them to switch.

Ending1: If you buy extra coffee, offer to pay the barista $4.57 for your drink. [title] Consider expanding your sales staff by purchasing low-cost coffee supplies, such as reusable coffee makers. Ending2: Aim for a total of about 30 percent in coffee sales and 70 percent in espresso sales. [title] Put espresso-based drinks at the top of the menu. Ending3: [title] Offer almond-sugar-free beverages, such as hot or low-speed made teas. [step] Some coffee shops offer this as a discount for their barista. Ending4: [title] Promote discounts, such as coffee-and-water deals or free items. [step] Some have given you discounts on beverages, items like coffee or a toy or accessory.

Answer format: ending1/ending2/ending3/ending4