s
smarter invulnerable
Agree 100%. The ability to purchase additional blocs of credits is the #1 desired feature here. The lack of such an option being my worst frustration with this service.
h
honorable invaluable
I have wanted to make this suggestion many times. It's an excellent idea!
n
neatly friendliness
Suggestion: Allow those subscribers with pro, premium or business plans to add 1000 credit lots for $17 or $14 per thousand, depending on what their level is.