do I have to have a premium account to sell lindens on the lindenx?

[Vince Darwinian]

do I have to have a premium account to sell lindens on the lindenx?

[Peewee Musytari]

No.

There are trading limits in place if you have never used Lindex before & you need to have bought at least once before you can sell. Your limit goes up with time & activity.

https://secondlife.com/my/lindex/describe-limits.php?