Extra time ensures you won't be late (even if Google Maps shuts down) and gives you plenty of time to get adapted to your presentation space.
The more adjusted to your environment you are, the more comfortable you'll feel.
Another speaker may also say something that you can play off of later in your own presentation.
It's always best to allow yourself plenty of time to settle in before your talk.
Since I know I’m not the most eloquent speaker in the world, I make up for it by packing my presentations with enthusiasm, unique/proprietary data, and tons of useful content as well as plenty of dumb jokes.
We can't all deliver the next Gettysburg Address, but there are lots of small things you can do prior to your presentation that will help calm your nerves and set you up for a better presentation.This shows respect for your fellow presenters while also giving you a chance to feel out the audience. Are folks in the mood to laugh or are they a bit more stiff?Are the presentations more strategic or tactical in nature?Ask event attendees questions and take in their responses.They may even give you some inspiration to weave into your talk.While it can be difficult for those with packed schedules to spare time to practice, it's essential if you want to deliver a rousing presentation.I’m famous around the office for staying up late the night before a big presentation, practicing over and over.Make sure to spend some in the room where you will be delivering your presentation.If possible, practice with the microphone and lighting, make sure you understand the seating and be aware of any distractions potentially posed by the venue (e.g., a noisy road outside).Smiling increases endorphins, replacing anxiety with calm and making you feel good about your presentation.Smiling also exhibits confidence and enthusiasm to the crowd.