Seriously, the biggest challenge is getting the word out on a shoestring budget.
From the blog.beliefnet.com
To say Goode is running his campaign on a shoestring would be an understatement.
From the sacbee.com
The north, in short, is having to make do with a shoestring version of the surge.
From the online.wsj.com
By a vote of the fourth-grade class, curly fries beat shoestring and crinkle-cut.
From the timesunion.com
Chances are, shoestring fries are probably one of the last things on their minds.
From the huffingtonpost.com
On a shoestring, it often offers better-researched articles than the funded press.
From the guardian.co.uk
Operating on a shoestring they have turned a once top club in to a laughing stock.
From the expressandstar.com
Despite the record purchase price, Group W ran the station on a shoestring budget.
From the en.wikipedia.org
You're doing Vegas on a shoestring budget, and you're set on staying on the Strip.
From the denverpost.com
More examples
Shoelace: a lace used for fastening shoes
A small amount of money; "he managed it on a shoestring"
Shoelaces, which are also called shoe-strings, shoe laces, or boot laces, are a system commonly used to secure shoes, boots and other footwear. They typically consist of a pair of strings or cords, one for each shoe, finished off at both ends with stiff sections. ...
Shoestring was a BBC television show set in Bristol. It featured a private detective with his own show on Radio West, the local radio station.
The string or lace used to secure the shoe to the foot; a shoelace; a tight budget; very little money; a long narrow cut of a food; a julienne
Shoelace (but both nations use the term "shoestring budget")