How to buy virtual number receive SMS?

How to pass online SMS verification with a temporary number?

How to buy virtual number online and pass SMS activation on a platform needed?
How quickly will I recieve a message with a code?
How many SMS messages can I recieve to one virtual number?
What should I do if there is no service needed in the list on the homepage?
How can I deposit my balance in the system?
Why isn't it always possible to recieve an SMS from a selected platform?