As a business owner, I think the idea of calling any sort of business a "hustle" is unprofessional and would be starting off with the wrong mindset.
hus·tle
ˈhəsəl/Submit
verb
verb: hustle; 3rd person present: hustles; past tense: hustled; past participle: hustled; gerund or present participle: hustling
1.
force (someone) to move hurriedly or unceremoniously in a specified direction.
"they hustled him into the back of a horse-drawn wagon"
push roughly; jostle.
"they were hissed and hustled as they went in"
synonyms: manhandle, push, shove, thrust, frogmarch, whisk, bundle
"I was hustled away"
hurry; bustle.
"he had to retag second base and hustle back to first"
2.
NORTH AMERICANinformal
obtain by forceful action or persuasion.
"the brothers headed to New York to try and hustle a record deal"
coerce or pressure someone into doing or choosing something.
"don't be hustled into anything"
synonyms: coerce, force, compel, pressure, pressurize, badger, pester, hound, harass, nag, harry, urge, goad, prod, spur; More
sell aggressively.
"he hustled his company's oil around the country"
obtain by illicit action; swindle; cheat.
"Linda hustled money from men she met"
3.
NORTH AMERICANinformal
engage in prostitution.
noun
noun: hustle; plural noun: hustles
1.
busy movement and activity.
"the hustle and bustle of the big cities"
2.
NORTH AMERICANinformal
a fraud or swindle.