diff --git a/classify-images.ts b/classify-images.ts
index 49ae04b..803bcc0 100644
--- a/classify-images.ts
+++ b/classify-images.ts
@@ -19,6 +19,7 @@ import fs from 'fs';
 import {Command} from 'commander';
 
 import {dedent} from './utils';
+import path from 'path';
 
 const temp = require('temp').track();
 
@@ -27,21 +28,27 @@ function list(val: string) {
 }
 
 interface CLIArgs {
+  port?: number;
   output: string;
   labels: string[];
   max_width?: number;
+  randomOrder?: boolean;
 }
 
 const program = new Command();
 program
   .version('2.1.1')
   .usage('[options] /path/to/images/*.jpg | images.txt')
+  .option('-p, --port <n>', 'Run on this port (default 4321)', parseInt)
   .option('-o, --output <file>',
           'Path to output CSV file (default output.csv)', 'output.csv')
   .option('-l, --labels <csv>',
           'Comma-separated list of choices of labels', list, ['Yes', 'No'])
   .option('-w, --max_width <pixels>',
           'Make the images this width when displaying in-browser', parseInt)
+  .option('-r, --random-order',
+    'Serve images in random order, rather than sequentially. This is useful for ' +
+    'generating valid subsamples or for minimizing collisions during group localturking.')
   .parse()
 
 if (program.args.length == 0) {
@@ -62,11 +69,19 @@ if (fs.existsSync(options.output)) {
 const csvInfo = temp.openSync({suffix: '.csv'});
 const templateInfo = temp.openSync({suffix: '.html'});
 
-const images = program.args;
+let staticDir: string | null = null;
+let images = program.args;
 if (images.length === 1 && images[0].endsWith('.txt')) {
   fs.writeSync(csvInfo.fd, 'path\n');
   fs.writeSync(csvInfo.fd, fs.readFileSync(images[0], 'utf8'));
 } else {
+  const anyOutsideCwd = images.some(p => path.isAbsolute(p) || p.startsWith('..'));
+  if (anyOutsideCwd) {
+    staticDir = path.dirname(images[0]);
+    images = images.map(p => path.relative(staticDir!, p));
+  } else {
+    staticDir = '.';
+  }
   fs.writeSync(csvInfo.fd, 'path\n' + images.join('\n') + '\n');
 }
 fs.closeSync(csvInfo.fd);
@@ -94,6 +109,16 @@ html += dedent`
 fs.writeSync(templateInfo.fd, html);
 fs.closeSync(templateInfo.fd);
 
-const args = ['localturk', '--static-dir', '.', templateInfo.path, csvInfo.path, options.output];
+const opts = [];
+if (staticDir) {
+  opts.push('--static-dir', staticDir);
+}
+if (options.port) {
+  opts.push('--port', options.port.toString());
+}
+if (options.randomOrder) {
+  opts.push('--random-order');
+}
+const args = ['localturk', ...opts, templateInfo.path, csvInfo.path, options.output];
 console.log('Running ', args.join(' '));
 child_process.spawn(args[0], args.slice(1), {stdio: 'inherit'});
diff --git a/localturk.ts b/localturk.ts
index 17d72f0..6b6c7ed 100644
--- a/localturk.ts
+++ b/localturk.ts
@@ -43,6 +43,7 @@ interface CLIArgs {
 
 const program = new Command();
 
+// If you add an option here, consider adding it in classify-images.ts as well.
 program
   .version('2.1.1')
   .usage('[options] template.html tasks.csv outputs.csv')