Users are allowed to have multiple accounts (possibly dozens), but I think 1 or 2 might be enough. Unless you need multiple account for a certain purpose.
Please note: To remove (delete) a Skype Account, you must contact Skype Customer Service directly. We here in the Community cannot process account-related service requests.
Online Safety Tips: Do not accept contact invitations from anyone whom you do not know, and change your passwords regularly and often.
Do you have a Skype trick up your sleeve? Share your Solutions and Tips with us!