Your email open rate and email deliverability are determined by whether internet service providers and people's SPAM filters let your email through.
Our blog - How to Increase Email Open Rates and Email Deliverability - includes tips for how to:
When using CorpNote, your emails are sent from CorpNote's email servers using your email address. If you are using your own domain name, your SPF record should be updated to authenticate CorpNote as a trusted sender to ensure your emails get through.
Please read the following FAQs about adding CorpNote to your SPF record.