The cryptocurrency is the latest way of making profit online. That domain gave to the people a new way to invest money and a very simple way of making profit. Its system is almost like the stock investment.
That new domain provide online money (coins) which got a price in real money. You buy new coins at a low price and then when the price grows you sell all of them.
For example, the bitcoin. It was created like 5-6 years ago. His start price was so low (like 0.000000...$) so people bought a lot of it and then its value just exploded. Now the bitcoin is worth like over 1400$. Bitcoin invest was a very very good and safe way of making money but now everybody is so unsure about that. Its price grew so much that the people thinks now it has to end soon. That price is growing even at that moment. But you can't say it will stop. Maybe it won't. Maybe will grow to more than 10.000$ and people will make even more money.
The bitcoin is not the only coin on the internet. There are multiple types of cons which will give you profit but you have to be so careful with that, this domain is so unsure. Nobody can guarantee you that a coin is going to Moon and one does not.

BITCOIN INVEST IS THE BEST WAY TO MAKE THE PAYMENT AND ONLINE TRANSFER AND SAVE AND THEY DO NOT LEAK THE ACCOUNT DETAILED RIGHT TO CHOOSE BIT We are proud to offer the world’s first “Bitcoin tracker” to be traded on a regulated exchange. By enabling this easy and secure way to invest in Bitcoin we hope to have eliminated the boundaries that earlier prevented individuals and companies from being able to actively invest in what we believe to be the future of money.

An encouraging feature of Bitcoin for a potential investor is that it has built-in deflation. By design, new coins are being mined at a diminishing rate. There will only ever be a little over 20 million coins in circulation. Almost all of those coins will be in circulation by 2033 that what encourage invest One thing that I can say with certainty is that the rapid growth in value that we are seeing now will not continue forever. Hopefully the value of a coin will stabilize at some point. It is hard to tell if it actually will stabilize - could crash and become worthless instead; or its value could fluctuate for a long time. If it does stabilize it is also hard to tell whether the stable value will be higher or lower than it is now.Bitcoin is also traded in relatively low volume - at least compared to more established currencies - which will probably make its value more sensitive to moment-to-moment market fluctuations.To sum up; a bitcoin invest now might get you substantial returns. On the other hand, there is a high probability that you will lose some or all of your investment. So don’t invest money that you cannot afford to lose.