From a wide range of domain extensions like .com, .in, .org, and others you can choose the best domain name that represents your business.
Domain name is like an address of your online business. Once the domain name is set to your server space, your website gets visible on the internet. When anyone puts the domain name in the address bar, it will redirect them to the website with the same domain name.
Domain names typically take 24-48 hours for the domain name registration, and up to a maximum of 48 hours for the DNS Servers to replicate worldwide.
If you decide to cancel (delete) a domain from your account, you can do so at any time. When you cancel a domain name, it is immediately deleted from your account. You may wish to turn off auto renew instead.
Yes, it does affect but not at a large level. Having a targeted keyword in your domain name is a good sign of having an effective domain name.
To transfer your domain name to another registrant, you can initiate a change of registrant by contacting your current registrar. Your registrar will then ask for your confirmation via a secure mechanism (which typically will take the form of an email to the registered name holder).
