Both are great for advertising SFI.
What makes it effective or not is what you post in it.
Making your posts stand out from the rest, make them attractive enough to make people want to find out more and also make them want to be a part of this great company.
Think about what attracted you to join and then try improve on it, add a little extra if possible.
All this will determine the effectiveness of your determination to be successful at SFI.
Most importantly to remember is to always be honest in your post's, don't promise a rose bush if you can only give a rose.
Both are great for advertising SFI.
What makes it effective or not is what you post in it.
Making your posts stand out from the rest, make them attractive enough to make people want to find out more and also make them want to be a part of this great company.
Think about what attracted you to join and then try improve on it, add a little extra if possible.
All this will determine the effectiveness of your determination to be successful at SFI.