Can I Use "Would" In Present Tense?

Ya, can I? Some say I can, some say I can only use "would" in past tense. I need answer!

Note to self: must research this one. In the meantime, I may able to find the answer here. Speaking of "may", can I use its past tense "might" in the present tense as well?

Are They Caught Driving Without A Licence?

... or are they caught driving without licences?

Not to self: find out how to shift between singular or plural.