As the owner of a liquor store you don't have to do a lot of marketing, because alcohol is going to sell itself. There are different things that you can provide for your clients that are going to make bottle transportation and delivery easier, and that may also generate some money. If you know that a lot of customers come into your store to purchase wine, liquor and alcohol as a gift for others, then you should provide them with the gift bags and packaging to deliver the gift.
In today's world, people are increasingly concerned about the impact of human actions on the environment. Indeed, they highly value the business entities that are involved in a variety of environmental sustainability practices and do not hesitate to voice their public support towards those organizations. But this was not the case a few decades ago. Things dramatically changed after light was shed on the profound changes that human actions were bringing on the global climate.