It also enhances safety.

You could get some real estate agents opinions as to weather it would make sense to fix these issues to enhance the sales price and marketability.

I realize now that the high contrast between the tile and grout makes any haze particularly noticeable.The tile surface is smooth, with a silky texture.

For my money if the whole wall is being textured and there isn't substantial other damage inside the wall that needs to be "gotten at" then repair is the ticket. 

If you're going to have a W2 job, it might as well be in an area that will enhance your real estate investing.

This means:a) coming up with a plan of realistic recommendations (varies by what seller is able to do)b) helping the seller execute that plan to the best extent reasonable (varies by situation)c) staging every home, whether vacant or occupied (we do our own staging but it's professional grade, for occupied homes it's usually removing some furniture, shifting other furniture around to enhance flow and feel of space, sometimes adding furniture pieces if the originals date the home too much, i.e. trading out a coffee table or couch, etc.), usually replacing ALL art work and most decor items, advising on specific paint colors that are good for resale, consulting on outdoor plantings/landscaping and often just installing some plants ourselves. 

I look forward to meeting many of you and hope to enhance my goals by being a part of this community. 

Learning to drywall and paint are straight forward, but if you are in a better area and you can't match wall texture or cut in a straight line, you may hurt yourself significantly and draw attention that makes people say "what other corners were cut?"

The intent of the RM-2 Zone is to create, maintain, and enhance residential areas characterized by a mix of single family homes, duplexes, townhouses, small multi-unit buildings, and neighborhood businesses where appropriate »

You spend money on classes and coaching when you want to enhance your already good business, not to get motivated.