Email Design Email Signature 2

Question 1

What is the generally recommended maximum width for an email signature to ensure it displays properly across most email clients?

Accepted Answer

600-650 pixels

Answer

1200 pixels

Answer

300 pixels

Answer

There is no width consideration for signatures

Question 2

Why should an email signature use HTML tables for layout instead of CSS floats or flexbox?

Accepted Answer

Many email clients strip or ignore modern CSS layout properties

Answer

Tables load faster than divs

Answer

Flexbox is not valid HTML

Answer

Tables automatically compress images

Question 3

What is the main risk of building an email signature as a single large image?

Accepted Answer

Recipients with images blocked see nothing, and text is not selectable or accessible

Answer

Images cannot be clicked in email

Answer

Single images always break DKIM signing

Answer

Email clients convert images to plain text automatically

Question 4

Which practice best keeps an email signature readable when a recipient views it in dark mode?

Accepted Answer

Using transparent PNG logos with a subtle outline or testing against dark backgrounds

Answer

Setting the signature background to pure white

Answer

Using only dark navy text with no fallback

Answer

Embedding the signature as a Flash object

Question 5

A company wants to track how many people click the promotional banner in employee email signatures. What is the standard approach?

Accepted Answer

Append UTM parameters to the banner's destination URL

Answer

Embed JavaScript click listeners in the signature

Answer

Use a server-side cron job to scan sent mail

Answer

Ask recipients to reply when they click

Question 6

Which image format is generally best for a small company logo in an email signature?

Accepted Answer

PNG, for sharp edges and transparency support

Answer

BMP, for maximum color depth

Answer

TIFF, for print-quality resolution

Answer

SVG, because all email clients render it natively

Question 7

What is a key legal reason many businesses include their registered company name, number, and address in email signatures?

Accepted Answer

Some jurisdictions legally require business identification in commercial email

Answer

It improves email deliverability scores directly

Answer

Email clients refuse to send mail without an address

Answer

It is required by the HTML5 specification