Your Member Limit is the number of Members your account can have registered across all programs.
What members count against my member limit?
All your Preapproved and Activated members count against your member limit.
Disabled members DO NOT count against your member limit.
To view or upgrade your member limit:
Select Settings > Billing
Under Plan Details & Limits you will see your Referral Rock plan, including your User Member and Program limits.
To change your member limit, select Modify Plan & Add-ons under Administration