Some guidance in how to prepare your talk for Meeting C++, and what to expect when speaking.
Jon Kalb wrote a nice article on how to develop talk ideas, so maybe thats a first step for your submission!
Scott Meyers did a very good job on how to prepare your material in 2014, when presenting and being recorded (starting at ~59:50):
Please think about Scott's advice on how to prepare presentations for the modern age could improve your slides.
The following video is a bit shorter and more foucsed on presenting/slides as Scott was in 2014, plus a few additional tips on how to present code:
Also all talks will be recorded, a few tips:
Please ensure that you fill out and stay within the 60 minutes of your time slot (90 minutes for keynotes). Break times are meant as break times, to give people the chance to change rooms and have a chat.