public Builder setInstructionBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        instruction_ = value;
        bitField0_ |= 0x00000002;
        onChanged();
        return this;
      }
<pre>
Use this field to provide instructions, such as "Mail your application
to ...", that a candidate can follow to apply for the job.

This field accepts and sanitizes HTML input, and also accepts
bold, italic, ordered list, and unordered list markup tags.

The maximum number of allowed characters is 3,000.
</pre>

<code>string instruction = 2;</code>

@param value The bytes for instruction to set.
@return This builder for chaining.
java-talent/proto-google-cloud-talent-v4/src/main/java/com/google/cloud/talent/v4/Job.java