📘 1000 Side Hustle Ideas Home ← Online Freelancing & Gigs ← Bookkeeping & Accounting
HUSTLE #086 1.9 Bookkeeping & Accounting

Manage Accounts Receivable and Send Payment Reminders for Freelancers

💰 Startup Cost $0
⏰ Time/wk 3-8 hrs
📊 Difficulty ★☆☆☆☆
🏆 1st Month $ $100-400
💵 Monthly Range $400-1,500
⏱ First $ In 3-5 days
Upwork (accounts receivable support and invoicing VA jobs), Fiverr (invoice follow-up and payment collection gigs), freelance community groups (freelancers openly discuss late-paying clients and need someone to handle uncomfortable follow-ups).
Freelancers and small agencies lose thousands to unpaid invoices because they hate sending awkward payment reminders. You become the polite-but-persistent collections person: send invoice reminders at day 1, 7, 14, and 30 past due, follow up on partial payments, and maintain a professional tone that preserves the client relationship. Charge $100-250/month per freelancer with 5-15 active invoices.
🚀 First Step
Write 4 email templates for payment follow-ups (friendly reminder at 1 day late, check-in at 7 days, firm request at 14 days, final notice at 30 days) as your samples.
  • Use automated invoicing tools (Wave, FreshBooks, or QuickBooks) to schedule reminders — you set them up once and monitor responses.
  • Keep reminders polite and assumption-free — 'Your invoice may have slipped through the cracks' works better than 'You haven't paid.'
  • Track which clients consistently pay late and flag them for the freelancer — the data is as valuable as the collection work.
🛠 Tools & Resources: Wave Accounting, FreshBooks, QuickBooks Online, Google Sheets, Gmail