～ば
“Clause A ば clause B” is a conditional statement “if A, then B.”
In a “AばB” sentence, the A part describes the condition, provided which the consequence described in B will follow.
くるまがあれば、いろいろなところにいけます。
If you have a car, you can go various places.
This sentence structure usually implies that B is good. Because of this AばB is usually used advise A.