Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to make more tips as a bartender [title] Keep your bar surface, cocktail glasses, shakers and preparation area clean and free from spills and other debris. [step] A clean bar is just as important as good service. [title] Acknowledge your customers as they approach the bar.

Ending1: [step] Say " hello " and tip the bartender as you leave the bar. Will they tip? If not, end by saying " hi " to them and asking if they would mind helping you out with a task. Ending2: [step] Announce whether or not they are at the counter or not and sign what they are doing if the bartender sees them. When the turn comes, greet the regulars and ask them what they want. Ending3: [step] Most of them will want to see what's and isn't appropriate to drink. Acknowledge who they are and why you're there. Ending4: [step] If you're waiting on another customer, smile at the new or returning customers or nod a greeting. [substeps] Walk over to greet your customer as soon as possible.

Answer format: ending1/ending2/ending3/ending4