Free training will provide you with enough knowledge to know your "best colors"[ I'm thinking pinks] and teach you everything you want to know about lipstick application to make your lips always appear plump and kissable, all while earning the "big bucks" and passive income [ I have brought in as much as $20 a month...but, it takes time and hard work to get that far]

The night before the testing we cleaned the floors, window sills and vacuumed the carpets with a HEPA vacuum and we passed the test with flying colors.

Depends on the color of the grout, but I'm guessing, since you think it looks "filthy", that it's white.  

That’s where I would start and you can have someone on upwork or fiverr for short money create a template from there based on your logo, colors etc

In general, for this type of project, I would use discreet colors (e,g gray, white, black) as it helps to convey professionalism.

OK lets all for once and for all stop this really bizarre notion that some weird shape or color is better than an other.. and I can prove it to you gaahhdamnit.If some pink post card with  content "A" really was better, it should ALWAYS and for ever show this when you test it.

But honestly, I feel like I've forced myself to color inside the lines all my life.

Keep a few pens with different inks, so the IRS scumbs don't say, well last minutes you try to fill out the time log with one ink color pen.

Some tips for your budget: Ceiling Fans in Bedrooms, if you have nice vintage moldings, go with a two tone color scheme it doesn't take much longer and you'll get more money / better tenant.

I don't remember who said it, but only in the USA do the "poor" have a car, a color TV, and a cell phone.