Connections, luck and kind personality are a must to become successful
Connections, luck and kind pesonality are vital to succeed
どちらでもいいです。
Kind personality 親切な人柄
To succeed 成功する
To be vital = to be a must 必要である
To be vital とto me a must との代わりに to require も使われています。意味は同じです。
たとえば:
Connections, luck and kind pesonality are required to succeed.
役に立てば嬉しいです！
For your business to succeed, you need to succeed at networking.
When trying to set up and run a business, your personality, business connections and sometimes, your luck are very important to your success.
For your business to succeed,「ビジネスで成功するには」 you need to succeed at networking.「まずはネットワーキングなんだ」
Networking は人柄を活かして人と知り合ってビジネスのつながりを作ることです
When trying to set up and run a business,「ビジネスを立てて経営するときに」 your personality and「人柄と」, business connections,「コネ」 and sometimes,「時々」 your luck「運が」 are very important to your success.「成功するには全部大事になる」
ロシア連邦 
オーストラリア 
