It depends on your audience. If your audience is made up primarily of people who didn't grow up with the internet in their lives; then yes, it provides a signal

It depends on your audience. If your audience is made up primarily of people who didn't grow up with the internet in their lives; then yes, it provides a signal of probity and seriousness, especially if you're wanting them to give you money directly. The younger your audience the more creative you can be in that respect. [the above is pure opinion, untainted by actual research]