A time block is 1.5 hours, and is the standard building fee as well as the standard analysis and tweaking fee.

A print ad takes one time block to create the ad and one time block to handle the project management.

A pay-per-click web ad takes one time block to develop the ad and one time block per week to manage the ad.

If you are getting more than one ad or have more than one target audience, product or service, order one time block per target audience / per ad.