Reading a PDF-file usually required a large screen size to fully display the contents of the PDF-file. There are currently several size of e-paper books on the market that can perfectly read a PDF-file:
- Tablets around 101 inches (25 cm) such as the iPad Pro and Apple Pen.
- 97-inch (23 cm) e-book readers such as the Kindle and Nook.
- 80-inch (20-centimeter) e-book readers such as eReader, Pocket Book and Smart Book.
It should be noted that the larger the screen size of the e-paper book, the better the reading experience, but at the same time, it would also increase the weight and volume of the e-paper book. Therefore, when choosing an e-paper book, one had to choose according to their actual needs and preferences.
There was no exact definition of the size of an e-paper book, but it was generally believed that an e-paper book that could perfectly read PDF-files should have a larger screen size. According to market research, most e-books have a screen size of about 10-12 inches, but there are also larger e-books such as Amazon's Fire HD 8 and Dangdang's eReader HD8, which have a screen size of about 15 inches.
They could have achieved success by focusing on freshness. If their ingredients are fresh and their products are made daily, that would attract customers. Another factor could be their prices. If they offer reasonable prices for high - quality baked goods, they would be more competitive.
Another factor in Uber Eats' success was its aggressive expansion strategy. It entered new markets rapidly, both in different cities and different countries. This global presence made it a very competitive player in the food delivery industry. It also continuously updated and improved its service based on customer feedback, which helped it stay ahead of the competition.
Paytm achieved success in the competitive market through aggressive expansion. It expanded its services not only in urban areas but also in rural areas. It educated the less - aware population about digital payments, thus creating a new market for itself. Also, its integration with various e - commerce platforms gave it an edge.
Kakaotalk achieved success through its unique features. For example, its rich sticker collection attracted a lot of users. It was different from other messaging apps at that time.
Jollibee achieved success by being different. It didn't just copy other fast - food chains. It had its own unique recipes. For instance, their palabok, a Filipino - style noodle dish, set them apart. Also, they focused on building a strong local presence first before expanding globally.