The best opening move for 6-2 in backgammon is 24/18 13/11. Splits and adds a builder. Watch it on the board, then read the idea behind it.

The idea behind the move
With 6-2 play 24/18 13/11: one back checker steps out, and a checker from the 13-point comes down to the 11-point, from where a 6 reaches the 5-point.
What comes next
The target is the 5-point. If you don’t make it at once, the checkers on the 11- and 8-points give you many chances to make a point.
How to read the move
A move like 24/18 means one checker goes from your 24-point to your 18-point. Points are counted from your side: 24 is the farthest, 1 is the deepest in your home board. “(2)” after a move means you play it with two checkers.