Why give prospecting its own set-up?
Because prospects and existing customers are at different stages, and each performs best with an approach built for it. Separating the two keeps your reporting clear and lets you tailor everything, from sending speed to follow-up.
Your customers and subscribers already know you, so they respond to familiar updates and offers. New prospects are hearing from you for the first time, which calls for a different message, a steadier sending pace and a clear route to the next step.
Inbox providers such as Gmail and Outlook look at how recipients respond to your email to decide where it lands. This is known as sender reputation: a score built up over time based on things like opens, replies and unsubscribes. A dedicated prospecting domain lets you build that reputation for your outreach in its own right, while your main domain carries on as normal.
It also makes results easier to read. When a client tells us “we bought data before but it didn’t work”, the answer often lies in how the campaign was set up rather than in the data itself.
Can you use your existing email platform?
It depends on the platform. Some mainstream email platforms are designed mainly for opted-in audiences and have specific terms around purchased or third-party data, so it is worth checking before you upload a prospect list.
An email service provider (ESP) is a platform that sends bulk email on your behalf. Platforms such as Mailchimp and HubSpot are widely used for nurturing customers and subscribers, and many of our clients use them every day.
Each platform sets its own rules, so a quick read of the terms and conditions tells you whether prospect data fits. If it does not, a prospecting platform can sit alongside your existing tools.
What do inbox providers look for?
Authenticated email, easy unsubscribes and recipients who welcome your messages. These are now standard expectations from Gmail, Yahoo and Outlook, and meeting them helps your email reach the inbox.
- Google and Yahoo (since February 2024) ask bulk senders to authenticate with SPF, DKIM and DMARC, offer one-click unsubscribe, act on opt-outs within two days and keep spam complaints below 0.3%.
- Microsoft (since 5 May 2025) asks high-volume senders to Outlook.com, Hotmail and Live addresses to pass SPF, DKIM and DMARC.
SPF, DKIM and DMARC are records added to your domain that confirm your email genuinely comes from you. They take a short time to set up and benefit every campaign you send.
What should a prospecting email platform include?
The tools to control your sending identity, pace, exclusions and follow-up. Use this checklist:
| Feature | Why it matters |
|---|---|
| Terms that welcome prospect data | You can get started with confidence |
| Your own sending and click-tracking domain | Builds a sending reputation specific to your outreach |
| Control over delivery speed | Lets you send at a steady, natural pace |
| Global email and domain suppressions | Keeps opt-outs, customers and excluded companies off your sends |
| Authentication support | Makes SPF, DKIM and DMARC straightforward |
| Reporting per broadcast | Shows what is working so you can refine the next send |
| Landing pages and automation | Turns interest into opted-in contacts |
A suppression list is a list of email addresses or domains that should not receive your campaigns, whatever list you upload.
How do you email purchased B2B data effectively?
Prepare the data, set up your domain, send at a steady pace and learn from every campaign. Follow these steps.
- Check who you are emailing. Confirm your list is made up of corporate subscribers, and handle sole traders and some partnerships separately.
- Upload suppressions first. Add previous opt-outs, existing customers and any domains you want to exclude.
- Set up a dedicated sending domain. A separate domain or subdomain gives your outreach its own identity.
- Authenticate it. Add SPF, DKIM and DMARC before your first send.
- Build up gradually. Begin with smaller batches and increase volume as your results establish.
- Write for relevance. Send a clear, specific message to a well-defined audience, introduce yourself and include a visible opt-out.
- Review every broadcast. Look at opens, clicks, replies and unsubscribes, and use them to shape the next send.
- Hand over engaged contacts. Move people into your main CRM once they opt in.
When should prospects move into your main CRM?
Once they have shown interest and given permission, for example by completing a form, requesting a demo or becoming a customer. That is the natural point to welcome them into your main CRM and nurture programme.
How Deliverite supports prospecting
Deliverite is the prospecting email delivery platform from Emailmovers, purpose-built for sending to purchased B2B data and shaped by more than 20 years of supplying UK data.
It includes:
- A bespoke sending domain and click-tracking domain
- Control over the speed of delivery
- In-depth reporting and analytics for each broadcast
- Upload of global email suppressions and domain suppressions
- Unlimited data lists in one account
- Landing page forms in the same account
- Automation and sequences
- A drag-and-drop email designer with personalisation and split testing
Our data guarantees apply when data is sent through a platform suitable for prospecting. Other delivery platforms are available, so whichever you choose, check its terms support purchased data.
The bottom line
When you email purchased B2B data, a little preparation goes a long way. Give prospecting its own domain and platform, follow PECR and UK GDPR, meet inbox provider standards and hand engaged contacts to your main CRM. Your data gets the best possible start, and your new conversations flow straight into your sales process.
Frequently asked questions
It depends on that platform’s terms and conditions, as each provider sets its own rules on purchased or third-party data. Check before uploading. Many businesses use a dedicated prospecting platform for outreach to new contacts and keep their usual platform for customers and subscribers who have already opted in.
Want to see how prospecting email works in practice?
Speak to our team or request a demo of Deliverite and we will show you how to set up your sending domain, suppressions and first campaign safely.
Call us on 01723 800030