To enter cell phone and laundry expenses, here are the steps:

In TurboTax Self Employed online program, go to:

• After sign in, select Pick up here you left off
• Across the top, in the search box, type in schedule c and Enter 
• Select Jump to schedule c
• Follow prompts to answer questions about your business
• On-screen, Let's confirm your business info, select Continue
• On-screen, Your Business, scroll down to Business Expenses/ Other Common Business, select Start or Update
•  Next screen, Let's write off some business expenses, scroll down to Communication, select Start to enter info.           

Per IRS, most cell phone expenses aren’t deductible, unless it’s an additional cell phone, or there are specific charges for the work-related calls, or the proof can be documented for a certain percentage of expenses.  See  Cell phone rules