Hi Taslim,
For sure, it could be something as simple as this:
R1(config)#track 1 interface FastEthernet 0/0 line-protocol
R1(config)#interface FastEthernet 0/0
R1(config-if)#vrrp 1 track 1 decrement 50
or you can configure IP SLA and combine it with tracking like I did here:
Rene