Playbook
Improve your deliverability
Deliverability is one of the main barriers to effective marketing. Find tactics to improve your deliverability to avoid the spam folder and land in the inbox.
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Difficulty:
Beginner
Intermediate
Advanced
![domain-authentication](https://images.ctfassets.net/y6oq7udscnj8/1UL8Zdcg1yXFfNK79wwFN8/945599527c77939505394ee61869d664/thumbnail_deliv_domainauthentication.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Advanced
Ensure your domain authentication with SPF and DKIM
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![email-list-cleaning](https://images.ctfassets.net/y6oq7udscnj8/4BEVxnHaWMvnChLrVqytbN/2475ec3c1a73c900f9bd7364e22b6dbe/thumbnail_deliv_contactlistcleaning_option1.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Intermediate
Regularly proceed to your email list cleaning
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![email-validation](https://images.ctfassets.net/y6oq7udscnj8/5lrF24m7hRstXxvWz0D5l0/5d96333ba71b3d24ee6cb3007570a0df/thumbnail_deliv_emailvalidation.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Advanced
Implement an email validation service in real-time
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![dedicated-ip](https://images.ctfassets.net/y6oq7udscnj8/79FrmK47SH49CPKbj4OU6O/fe7b34b802955fd43360b25c9ef142c9/thumbnail_deliv_dedicated_IP.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Intermediate
Optimize your reputation with a dedicated IP
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![double-opt-in-form](https://images.ctfassets.net/y6oq7udscnj8/4EupSlYSHcyhWstSQatgXH/880549bb729f76c6b5b4f550a2334af8/thumbnail_deliv_doubleoptinforms_option1.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Intermediate
Use a double opt-in form when collecting email addresses
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![purchased-email-lists](https://images.ctfassets.net/y6oq7udscnj8/5PI41SWuAbjNnl9Luzfv9K/32672d5cedd303a0ab2b738ba17f5bf9/thumbnail_deliv_thirdpartycontactlists.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Beginner
Do not use borrowed or purchased email lists
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![email-content](https://images.ctfassets.net/y6oq7udscnj8/3rOnEujM5CXArWLiwoGaZ/8ec6aac7c98721d05eb9af07a4c3cb27/thumbnail_deliv_wording.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Beginner
Make sure to optimize your email content for deliverability
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![email-frequency](https://images.ctfassets.net/y6oq7udscnj8/4PSqc1Q1rDi3eqSp1vpOIK/499b8ad6de9bcfc9819c3273413f4390/thumbnail_deliv_sendingfrequency.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Intermediate
Maintain a consistent email frequency for your sending
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![inbox-placement](https://images.ctfassets.net/y6oq7udscnj8/1HXE7Sr34FWXid9o3Qyhtn/c5c3f622d483bb1a4017ba3723a53454/thumbnail_deliv_subjectlinelengh.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Intermediate
Pre-test your campaigns with an inbox placement tool
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![sender-address](https://images.ctfassets.net/y6oq7udscnj8/6bfbcoW42SynmRRgjlW9k2/920283674c031112183fb05547715b60/thumbnail_deliv_senderaddress.jpg?w=592&h=368&fl=progressive&q=50&fm=jpg)
Beginner
Carefully define your sender address
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