7. Make use of secure browsers to avoid phishing attacks or leaking of your info to third parties.also avoid changing your email address frequently as this puts a message on your trust page for a certain period of time.
Which browser can be considered safe in the sense that it can prevent phishing in the literal sense of the word? Every user can install some kind of adblocker and protect himself from the display of paid ads in the search results, but if someone wants to click on a phishing link that he received in an e-mail or that someone posted on a forum, the browser can only protect him if someone has reported a malicious location and then it will display a notification.
Changing the e-mail address and password is a completely legitimate procedure and I don't see why it would be a problem, except in case there is a suspicion that the BTT account has changed owners.
Seems you miss with another important points for securing Bitcointalk account, you can set up question security with your account when some one accessing to your account and try to change password. I think that feature is still available in bitcointalk profile security and make more secure with your bitcointalk account.
~snip~
This is a bad option that should have been removed a long time ago, because people are very often predictable and set a very simple question and answer.
Another good reason not to use this feature ->
PSA: ACCOUNTS WILL BE LOCKED IF THE SECRET QUESTION IS USED TO RECOVER IT