Failing to survey potential customers and analyze competitors means developing products that people don't actually want or need. Do the upfront work to validate demand before investing lots of time and money in an idea.

Users don't always know what they want until they see it, so get your concepts in front of them early and incorporate feedback often. Don't just trust your gut.

Make sure the aesthetic design also forges an emotional bond and deeper meaning for the user beyond just looking stylish. For some users, simple and minimal style will be more in line with their values.

Technical aspects like materials, mechanics, and manufacturing processes have huge implications for product function. Don't gloss over viability. While engineering is not something to get hung up on during early product development, future limitations should be considered early on.

If using your product feels complicated or confusing, adoption will suffer. Iteratively refine for intuitive, seamless interaction. Consider ergonomics and storyboarding use cases for the best designs.

A weak visual identity will undermine the quality perception of your offer. Partner with professional designers for branding assets. This includes product branding like recurring form details, packaging, and colors and graphics used within your products.

Eye-catching renders, assembly views, and animations tell a compelling story and make strong first impressions. Invest in professionally produced assets once that drive consumer interest forever.

Generic, bland messaging won't differentiate you. Craft compelling copywriting that gets customers excited and convinces them to buy. Oftentimes, "an ounce of marketing is worth a pound of engineering".

Rushing to market without iterating, testing, and refining your prototype can have disastrous results. Take the time upfront to get it right.

Optimization shouldn't stop at launch. Continually gather data, test, and enhance your product over time to drive growth.