1. Installing proper storage solutions: Depending on the size of the wine collection, wine racks or custom cabinets can be installed to make the most of the available space.

2. Temperature control: Maintaining the ideal temperature and humidity level is crucial for wine storage, so temperature control systems can be installed to keep wine in perfect condition.

3. Adding lighting fixtures: Adding proper lighting can enhance the ambiance of the wine cellar or bar area, and spotlight collections or seating areas.

4. Building a tasting bar area: A custom-designed tasting bar can be a great addition for entertaining, and can include storage, sink, and refrigeration facilities.

5. Installing a cooling unit for beer kegs: Beer enthusiasts can install refrigeration systems for beer kegs and taps, to ensure that drinks are always kept at the right temperature.

6. Adding seating: Built-in seating areas or bar stools can create extra space for guests to relax and enjoy drinks.

7. Wine bottle display: Displaying decorative wine bottles or other accessories can add an elegant touch to a wine cellar or bar area.

8. Adding a sink: A sink can be extremely useful for cleaning drinking glasses or other equipment.

9. Installing sound systems: Whether for background music or a full-blown home theater experience, sound systems can create an ambiance that is both elegant and entertaining.

10. Finishing touches: Decorative options such as wall murals, paintings, or themed décor can add the perfect finishing touch to a home wine cellar or bar area.