If you live in an area where Uber or Lyft operate, why not become a driver? If you're looking to make some short-term cash, you can definitely rake it in by working for one of these popular car-hire apps. As long as your vehicle fits within the specifications of their program, and you have a clean license, you could do this on the side, especially if you're in a crunch for cash.
To be a consultant, you need to have expertise in something so you can market yourself as an advisor to others looking to work in that area. Perhaps you managed several large warehouses in your career with a drugstore company, you did all the marketing for many years for a large shoe manufacturer or you set up a chain of beauty supply shops or take-out restaurants. You can use this experience to help others do similar things without making the same mistakes that you made along the way. A good calendar app will likely come in handy as time tracking is crucial to accurate billing.
Digital marketing is defined by the use of numerous digital tactics and channels to connect with customers where they spend much of their time: online. From the website itself to a business's online branding assets -- digital advertising, email marketing, online brochures, and beyond -- there's a spectrum of tactics that fall under the umbrella of "digital marketing."