Tools like Lovable, Bolt, Cursor and Replit make it possible to build an app in days. They also make it easy to ship hidden security holes. Here are eight checks to run before real users and real data arrive....

Gmail, Yahoo and Outlook now reject email that doesn't meet their sender rules. Here's what SPF, DKIM and DMARC actually do, the limits that matter, and a checklist to keep cold email landing in the inbox....

You can now connect Claude to HubSpot and ask questions about your contacts, deals and pipeline in plain English. Here's what it's good for, where to be careful, and how to set it up sensibly....

Four acronyms, one goal: getting found when buyers search, whether they use Google or ask an AI. Here's what each term means, where they overlap, and where to start....