Are they from BPOs that closed? … Or regularly imported? … are these still good units? … is it easy to upgrade the RAM and SSD? … can these drive 1440p resolution monitor? (not for gaming) …

Thinking of getting one … saw Optiplex 3000 12th gen 12500 i5 selling for 16,500 … this seems to be the highest spec … which model would you recommend? … what should we look out for? …