Go to Members Module-> Choose a Member-> Based on the condition Free or Paid this will allow you to print Membership Card.If it is Free. Enable Free member->Click Action ->Print Membership Card.
Result of free membership card which includes member details in front part and company details in other side.
If he/she is paid member.Click Buy Membership->Action->Print Membership Card.
Trying to print paid membership card for validation message will be shown.
Print Membership Card