my English is bad, so I'll give an example.
player = x-files
![](img/smiles/par-t.gif)
x-files have 10000$
![](img/smiles/par-t.gif)
x-files want to buy house
![](img/smiles/cool.gif)
but
house is 15000$
![](img/smiles/sad.gif)
so x-files press house's trigger but it doesnt work,because x-files not have 15000$ money
![](img/smiles/bigsmile.gif)
I hope you understand
plss help me
![](img/smiles/talk.gif)