All Side Hustle Ideas
Services and freelancing

Shared direct mail postcards for local businesses

Selling ad space on oversized postcards mailed to every home on a route through USPS Every Door Direct Mail. Several local advertisers share each card, and the operators keep the difference.

At a glance
Estimated by a classifier that read the source. The bar shows how sure it was.
Category
Services and freelancing
81% sure
x
Earns from
Ads
73% sure
x
Startup cost (estimate)
$100 to $1kLow confidence
47% sure
x
Time it takes (estimate)
A few hours a weekLow confidence
43% sure
x
Where
Online and in person
61% sure
x
Coding
No coding needed
98% sure
x
Source
Side Hustle NationRachel and Dalton, with Nick Loper. “The $1,000 Postcard Side Hustle: Turn Junk Mail Into High Profits”, January 24, 2026

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