>>>>Maybe you could limit non-paying users to only X posts per month, or X messages read per month.
>>>>
>>>
>>>Non-paying users also provide solutions adding value to the site
>>
>>Experts-Exchange has an interesting model - If you pay, you're cool, but if you don't, you have to answer other user's questions to earn your posting abilities.
>
>Which other user do you have to ask? :-)
Mine, of course.
>>Of course, I'm sure that this doesn't apply to Chatter there (if they do have a Chatter forum), but I think that could apply with great success in the technical forums here. That would motivate me to do a little digging into potential solutions, as I'm not a paying subscriber.