docs: function askVPC() {
      if (this.abort) return null;
      const done = this.async();
  
      const vpcList = this.awsFacts.availableVpcs.map(vpc => {
          const friendlyName = _getFriendlyNameFromTag(vpc);
          return {
              name: `ID: ${vpc.VpcId} (${friendlyName ? `name: '${friendlyName}', ` : ''}default: ${vpc.IsDefault}, state: ${vpc.State})`,
              value: vpc.VpcId,
              short: vpc.VpcId
          };
      });
  
      const prompts = [
          {
              type: 'list',
              name: 'targetVPC',
              message: 'Please select your target Virtual Private Network.',
              choices: vpcList,
              default: this.aws.vpc.id
          }
      ];
  
      return this.prompt(prompts).then(props => {
          const targetVPC = props.targetVPC;
          if (targetVPC) {
              this.aws.vpc.id = targetVPC;
              this.aws.vpc.cidr = _.find(this.awsFacts.availableVpcs, ['VpcId', targetVPC]).CidrBlock;
              done();
          } else {
              this.abort = true;
              done();
          }
      });
  }