Coastline IT Group • Florida Small Business IT

Professional IT for Florida small businesses — secure from day one.

We set up Microsoft 365 and business email the right way — with MFA, SPF, DKIM, and DMARC configured from the start — so you never have to worry about the foundation.

What we take care of

  • Microsoft 365 tenant setup & security baseline
  • Email authentication: MX, SPF, DKIM, DMARC
  • User account provisioning
  • New business technology guidance
  • Ongoing IT support & user management (optional)

Add-ons available: shared mailboxes (info@, billing@, support@), additional users, device setup.
Plan options: Microsoft 365 Business Basic, Standard, or Premium.
Licensing transparency: Microsoft 365 subscriptions are billed directly by Microsoft — no markup from us.

Services

A clean, secure foundation first. Ongoing M365 management and hourly consulting available as separate options.

🚀 Microsoft 365 Launch

Ideal for new businesses, new domains, or organizations starting fresh — no prior migration needed.

  • Microsoft 365 tenant creation & core configuration
  • Domain verification & DNS records updated
  • MX, SPF, DKIM, and DMARC configured
  • Multi-factor authentication & security baseline applied
  • User accounts provisioned
  • Post-setup testing & administrator handoff documentation

Licensing: Business Basic, Standard, or Premium — billed monthly by Microsoft directly to you.
Add-ons: shared mailboxes, additional users, device enrollment, advanced security configuration.

🧰 Ongoing IT Support (Optional)

Retain us for day-to-day Microsoft 365 administration and support after your initial setup is complete.

  • User onboarding & offboarding
  • License management & tenant administration
  • Password resets & access modifications
  • Mailbox and security maintenance
  • Remote support during business hours

💡 IT Consulting

No contract, no retainer. Get straightforward technology advice when you need it — billed hourly.

  • PC & Mac troubleshooting guidance
  • Hardware recommendations & purchasing advice
  • Software & application recommendations
  • General small business technology consulting
  • Second opinions on vendor quotes or proposals

Ideal for businesses that just need occasional expert guidance without committing to a monthly support plan.

🔧 Remediation & Hardening

Already running Microsoft 365 or business email? We’ll audit your configuration, fix gaps, and document what’s in place.

  • SPF, DKIM, and DMARC remediation
  • Security baseline review & hardening
  • Tenant cleanup & administrative access review
  • Gmail to Microsoft 365 migration (available on request)

Check your domain’s email security

Not sure if your domain is protected against spoofing and phishing? Run a free DMARC check in under a minute.

Free self-service check

Results in under 60 seconds

Enter your domain to instantly review your SPF, DKIM, and DMARC configuration.

Open DMARC Checker →

Powered by learndmarc.com — opens in a new tab.

What to look for

Issues we commonly resolve

  • No DMARC record, or policy set to p=none (no enforcement)
  • SPF misaligned or exceeding DNS lookup limits
  • DKIM missing or failing for one or more sending services
  • Reporting addresses not configured or incorrect

Share a screenshot of your results and we’ll walk you through what it means at no charge.

Why Coastline IT Group

Most small businesses don’t need more technology — they need what they already have configured correctly, secured, and documented.

Security-first

Secure defaults from the start

Every engagement begins with MFA enforcement, proper email authentication, and clean administrative access — not as an afterthought, but as the baseline.

Transparent & documented

You stay in control

We document what we configure and why, so you’re never dependent on us to understand your own environment. You own it.

Packages

Straightforward starting points. Pricing is scoped to your user count, domain, and selected add-ons.

M365 Launch Package
Request a Quote
  • Microsoft 365 tenant creation & core configuration
  • Domain verification & DNS record updates
  • MX, SPF, DKIM, and DMARC configured
  • Multi-factor authentication & security baseline
  • User accounts provisioned
  • Post-setup testing & administrator handoff documentation

Microsoft 365 licensing is billed directly by Microsoft on a monthly basis. We help you select the appropriate plan and configure it correctly.

Not included in base package: shared mailboxes, email migrations, and device enrollment (available as add-ons).

Available Add-Ons
Scope as needed
  • Shared mailboxes: info@, billing@, support@, and others
  • Additional user provisioning beyond the base package
  • Device enrollment & Authenticator app setup (PC, Mac, or mobile)
  • Advanced security configuration & Conditional Access policies
  • Ongoing IT support retainer (monthly)

Add-ons can be included at launch or introduced as your business grows.

Ready for a proper Microsoft 365 setup — or need your email security cleaned up?

Share your domain, user count, and timeline. We’ll recommend the right approach and provide a clear quote.

Contact Coastline IT Group