Read about american greeting card
Ecards are not new in the market; they had been introduced on the internet since last two decades. However, you can say that ecards are far more popular among people today than ever before, just because internet has become necessity for every individual or business. When the ecards were introduced in 1990s, they were not so popular, and also there weren't more options and varieties in ecards. Most people were used to buy paper cards to greet their friends and family members. But, then there came Blue mountain cards on the internet and revolutionized the ecards industry.