domain How much are these worth? MadisonVets.com

[JacobCook715]

Hello everyone! I have registered these names, just the names with no content and want to take your valuable opinions on wether they have potential and their current value with no content or page rank:

1: MadisonVets.com
2: CaribbeanVets.com
3: SanjoseComputing.com
4: FortworthComputing.com

These could be very beneficial to local businesses in those areas, do you think? Any help is well appreciated. Im new to domaining,
Jacob

 

[robdocherty]

Stop buying these types of domains now before you lose hundreds or thousands.

Seriously, they're junk.

 

[JacobCook715]

Stop buying these types of domains now before you lose hundreds or thousands.

Seriously, they're junk.

Thank you