Where can a new user set up an email signature in Salesforce?

A salesforce associate is excited to find they can combine the challenge of learning new skills with the chance of winning prizes?

Get Cloudy Consulting (GCC) is experiencing significant performance degradation.
What should GCC do to quickly verify if a performance incident has been reported on its instance of Salesforce?

Get Cloudy Consulting (GCC) wants to build one dashboard for Leads and Opportunities. GCC want the data to be displayed based on the logged-in user's security setting.
Which type of dashboard should this be?

What type of relationship do Account and Contact objects have?