Place Holder Text & Images – lipsum & lorempixel
You may have heard of Lorem Ipsum – placeholder text to fill out a poster, paper or presentation until you can actually write the body copy. While using something like ‘text text text’ is distracting by both looking too uniform and being actually readable, Lorem Ipsum has a roughly normal distribution of letters and words, looking like plain text without being legible. You can generate Lorem Ipsum text here:
Similarly, you can generate realistic but filler images with the help of this website: