Is there a way to send an email to all customers at once. Need to change my address

Let me help you with sending batch emails, Sherylbrown927.

First, let's update your address. Here's how:

1. Click the Gear icon.
2. Select Account and settings.
3. Go to the Company tab.
4. Click the Pencil icon in the Address section.
5. Update the address.
6. Click Save, then Done.

Then, you can email your customers. Here's how:

1. Click Sales.
2. Go to the Customers tab.
3. Tick the box next to the CUSTOMER/PROJECT column to select all customers.
4. Click Batch actions, then select Email. 

I'll also include the article on how to add, delete, merge, and restore customers as a future reference: Manage your customer list.

You can always drop a comment below if you have additional questions. We'll reply as soon as we can.