+h3. Does your application support NVIDIA GPU acceleration?
+
+Use "cwltool:CUDARequirement":cwl-extensions.html#CUDARequirement to request nodes with GPUs.
+
+h3. Trying to reduce costs?
+
+Try "using preemptible (spot) instances":cwl-run-options.html#preemptible .
+
+h3. You have a sequence of short-running steps