Dear Mr GW:

You wrote:
> Hello,
>
> When ending a sentence with a web or email address, is it okay to
> leave off the full stop?
>
> Best Regards,
> Graeme Walshe
>
Good question. It might be confusing to the reader, especially in e-mails and online postings because the reader might think something has been left out or dropped.

We recommend skipping a space before entering the period. That way, the period will not be read as part of the URL or e-mail address. However, we understand that in formal writing one should place the period in its normal position.

For example:
Find helpful online English grammar information at https://www.englishplus.com/grammar/ . (Informal)