Securing your Google account is very important. The sum of all your emails, documents, posts, contacts and other data can help someone to take advantage of you or use your details for their own use. Identity theft is a growing problem on the internet and in real life and you need to protect yourself as much as possible.
There are a couple of reasons why someone may want to access your account. The main one is financial but another is because they can. There are people who think of breaking into other people’s accounts as fun but mean no harm.