Weak Sister is a slang term used to describe an unreliable link. In the context of Finance, Weak Sister refers to those stocks and other financial assets (in your Portfolio) which are performing the worst. It is advisable to get rid of the Weak Sisters.
If you want to add personal links, please do that on your user page - you can also write your profile there. If you have a link with great content that persons using Finance Wikia need, you can add it at Weak Sister/Links
Если интересует увеличение посещаемости Вашего сайта,отпишите мне в личку.Спасибо!