If you need to give a business presentation, and you want to add a more personal touch to your presentation, there are certain situations where it may be good to show a picture that you have taken during your vacation.
If there is an interesting story to tell about the location that you can connect with a message that you want to bring across for the business presentation it may be appropriate to use a vacation picture. It will add a personal touch for your business presentation.
For example when you visited an old castle you can show a picture of the castle and explain something how it was done in the past and make the connection how something is done in the business environment in the past and how it will have to change in the future. Telling a story about the picture can supporting you in maintaining the attention of your audience.