What do you mean by transaction linking because your post last information. Are you planning to trade without being seen or your transaction not link to you? If this, coinjoin services is what you need. There are many of them out there although this forum does not support mixers anymore so you have to look for them elsewhere.

Although, your post seems like you are referring to sharp practices in this forum, in that case you want to start farming accounts and you are asking for how not to link those accounts? Come clean so we know what you want and how to help or advise you.