Well the best way is to learn maybe , is to open up a unprotected td map, and see how they have the triggers set, study them, watch how they move in-game. Good way to learn. Most are just move to regions when unit enters region. Took a while for me to get the hang of it. I would not suggest to import triggers, it would probably screw up your map, Try to make your own.
Send Units Events Time - SPAWNNEXT expires Conditions Actions Set LVL_Num = (LVL_Num + 1) Player Group - Pick every player in (All players) and do (Player - Add Finale_Reward[LVL_Num] to (Picked player) Current gold) Game - Display to Defenders the text: (|cffffcc00You have been awarded|r + ((String(Finale_Reward[LVL_Num])) + |cffffcc00for surviving.|r)) Wait 2.00 seconds Game - Display to Defenders the text: (|c00009900Level|r + ((String(LVL_Num)) + |c00009900has started!|r)) For each (Integer A) from 1 to UNITAMOUNT[LVL_Num], do (Actions) Loop - Actions Unit - Create 1 ENEMYTYPE[LVL_Num] for Player 10 (Light Blue) at (Center of Spawn2 <gen>) facing Default building facing degrees Unit - Order (Last created unit) to Move To (Center of Region 003 <gen>) Unit - Create 1 ENEMYTYPE[LVL_Num] for Player 10 (Light Blue) at (Center of Spawn1 <gen>) facing Default building facing degrees Unit - Order (Last created unit) to Move To (Center of Region 003 Copy 27 <gen>) Wait 1.00 seconds
This is to send them
Path P1 Events Unit - A unit enters Region 003 <gen> Conditions (Owner of (Triggering unit)) Equal to Player 10 (Light Blue) Actions Unit - Order (Entering unit) to Move To (Center of Region 003 Copy <gen>)