When building a B2B marketing list or trying to target businesses by industry, you’ll often see two acronyms: NAICS and SIC. These codes are the backbone of industry classification in the U.S.-and they’re essential tools for marketers looking to reach the right decision-makers. But what do these codes actually mean? How are they different? And[…]

If you’re looking to scale your outreach quickly-whether by phone, email, or direct mail-buying a lead list might sound like a shortcut to success. And in many cases, it can be. But not all lead lists are created equal, and buying the wrong one can lead to wasted time, poor results, and even compliance risks.[…]

When done right, email marketing delivers one of the highest ROIs in digital marketing-reportedly as much as $36 for every $1 spent. But many companies struggle to get there on their own, which is why working with a professional email marketing agency can be a game-changer. The challenge? Choosing the right agency from a sea[…]

In telemarketing, your phone script is your first impression-and in most cases, your only shot. But even the best-written script won’t perform the same across every lead. Why? Because not all leads are created equal. Different demographics, industries, and buyer intents require different tones, offers, and pacing. That’s where A/B testing your phone scripts based[…]

In the world of outbound marketing, your data is your fuel. But even the best engine won’t run well on bad gas-and the same goes for your telemarketing campaigns. If your list is filled with outdated, disconnected, or irrelevant contacts, you’re wasting time, money, and opportunity with every call your team makes. That’s where telemarketing[…]

If you’re still relying on landline-heavy data or dialing outdated numbers, chances are your contact rates are dropping-and fast. In today’s mobile-first world, the key to telemarketing success is simple: 👉 Use Better Mobile Phone Data At Gemstone Data, we’ve seen firsthand how switching to high-quality, updated consumer cell phone lists can transform the results[…]

If you’re advertising online and not leveraging lookalike audiences, you’re missing out on one of the most powerful ways to scale your campaigns. And if you’re only using email addresses to build those audiences, you’re not getting the full picture. Enter: consumer phone data-a highly underutilized asset for building precise, profitable lookalike audiences. In this[…]

You’ve got a list of fresh, targeted leads-maybe from a reputable data provider like Gemstone Data-and you’re ready to start emailing. But there’s a problem: these contacts don’t know you yet. And if you hit “send” on a big campaign right away, you could get flagged for spam, damage your domain reputation, or land in[…]

If you’ve ever tried uploading a purchased email list into platforms like Mailchimp, Constant Contact, or HubSpot, chances are you ran into a brick wall. These platforms are great for nurturing opt-in subscribers, but when it comes to cold outreach or third-party data, they’ll either flag, freeze, or ban your account. That’s because most popular[…]