limitation for sending message ?

[Gold Trader]

hello 

how many messages can be send during a day ?

is there any limitation for sending ?

thanks,

[Marsel]

Why are you interested in this?

[Gold Trader]

Marsel:
Why are you interested in this?

hi

i have sent a message for some of my friends , and after that , i can not send message any more,

i want to know, is this limitation  about  the rules of forum  or  technical problem ?

thanks,