Below are some generalizations about ongoing maintenance costs: Older properties require more maintenance than newer properties.Composition roofs require more maintenance than tile roofs.Properties in climates with hard freezes require more maintenance than properties in milder climates.Properties in locations with a lot of moisture require more maintenance than properties in dryer climates.Wood siding requires more maintenance than aluminum or stucco siding.Properties with lush vegetation require more maintenance than properties with little or no vegetation.Below is a typical Las Vegas single family class A home.In summary, I believe Las Vegas is not only a good place to invest today, it has a high probability of continuing to be a good investment location into the foreseeable future.

Not sure how well that would work with every tenant but I did that with a vegetable garden with my current tenant and it worked out.

I cut the grass and keep the vegetation down to keep neighborhood kids from doing what kids do in those kinds of area and eventually would like to try to acquire it.

Also, in the letter that the company issued (indicating that no tank was found), they state that they cannot scan in areas with "excessive vegetation" and/or patios or decks. 

Vegetables and chickens have multiple cycles yearly, while harvesting timber may take a decade or two.

PLAN AND DESIGNApply for PG&E permit onlineContact applicant to schedule field meetReceive approval from the City of the separate addressesField meetDetermine if trenching is neededDetermine if plumbing is neededDetermine if vegetation removal is neededDesign projectPERMITTINGReview and approve designApprove PG&E permitIdentify City permits neededApply for City permitApprove City permitCONSTRUCTIONArrange for trenchingSchedule PG&E buildPrepare for trench inspectionComplete gas workPG&E constructs utility facilitiesComplete municipal inspection(s)Confirm meter installation datePG&E connects your serviceCLOSEDocument and file all paperwork

Maybe a hint of rotten potatoes or vegetables.

The owners before us were big gardeners, and there are a ton of bulbs that come up at certain times of the year, and a huge raspberry patch,  I'm thinking about adding a clause that new plantings should be restricted to the large raised beds I currently use for vegetable gardening, as to not disturb the current plants.  

Sierra,As Joel says, different animal but still an animal (e.g. not vegetable ;).

I would shoot for something biodegradable otherwise they will repackage aircraft paint stripper and it will kill any grass or vegetation it touches.