It’s important to differentiate between a time-saving shortcut and one that has some serious drawbacks to the quality of your work or your relationship with your advertiser.
Here are a few “shortcuts” that I’ve found are important to avoid:
Failing to Use a Unique Login (Or Your Master Client Center) To Access the Account
The first thing you should do when you build an account for an advertiser or take over as the primary manager of an existing account is to associate a unique user name to all of your interactions. This is important for several reason: