How to make a procedure to increase the amount

So I made a code to do some score board but don't know how to create another procedure to increase the amount of u do something.

Code: 

When (global trigger) on player tick update

If is event/target enity subtype of player 

Do set score custom score to 1 on the score board of event/target entity 

Send message create text with get event/target entity scoreboard for custom score to event/target entity show in action bar true