There are various kinds of mediums that can be utilised when one makes presentations, but each come with certain benefits and ill-effects that we should account for to ensure the best possible presentation experience for our audience.
1. Lap visuals
Pros of using lap visuals are that it generates interaction, helps to check facts and conclusions, does not offer surface issues and has action programs
Cons are that it requires you to read ahead before group discussion
2. Whiteboard/easels
Pros are that it is interactive, spontaneous and offers and energy-flow that increases efficiency
Cons are that it can be used for a maximum of 15 people, has poor legibility and relies on the speed of hand to keep up with the discussion
3. Overhead transparencies
Pros are that it can be used for large audiences, can be spontaneous and it is easy to add or omit slides or background information flexible
Con is that it is not portable
4. 35-mm slides
Pros of those are that it is ideal for audiences that are larger than 40 people, useful for low interaction formal presentations and easier with remote control access
Cons are that it affords for little interaction, it is non-flexible and requires a darkened room for effect
5. Computer tech
Pros are that it allows multimedia (videos, sounds, effects) and is engaging
Cons are that it may make it look tacky or gimmicky
6. Lcd projector
Pros are that it is easily available, supports many different mediums of presentation and does not distract too much from the speaker content