FiveTech Software tech support forums

I need to create a database that stores emails and Id of users. I need When to enter the ID to my application a new Email dialog is opened with the correspondent email.
Any FiveWin is pretty old :
┌────────────────────────────────────────────────────────────────────────────┐
│ FiveWin for Harbour 8.08 - Aug. 2008 Harbour development power │
│ (c) FiveTech, 1993-2008 for Microsoft Windows 95/98/NT/2000/ME/XP/Vista │
└────────────────────────────────────────────────────────────────────────────┘

Any hint about tutorials and samples for OLE that will be used for that purpose ?

Your first step is to upgrade to a current FWH. It has the core parts that best serve your need.