your job after noting that repairs that you cannot do yourself are needed is homework,using your sear & eye antennae to search & select a couple or 3 competent guys,licensed with good records of follow through,references from prior customers,,,a source might be,a local able real estate guy or lady,,she ought to know the market,know guys able to do the job, and give you a couple names,or,,visit a home depot see the guy in the tool area,he often has a list or a dozen business cards stuck on a cork board & visible to customers,
the guys you are interested in, ,have both submit written bids on the work,( they have to come out & see the job,understand clearly what you want)
written bids,, =TOTAL for the job complete,,total price a couple percent above or below the bid.
INCLUDING labor,,materials,, materials AT cost,otherwise he bills you double,,no go,,unh unh materials included.
do not let some guy tell you he works by the hour.
estimate includes time from start to finish,HE,has to determine in advance,whether hidden problems may become evident as work proceeds.
you might have a pro inspector ( unconnected with or having no current connection but doing the job of seeing what needs to be done,,conforming with local codes. take pics before,, at inspection, at demo,,if necessary to expose the repair area,, and after completion,ask about a years warranty.
clean up,,included in the estimate price,,cost of dumpster too,cities may have a charge for dumping in a landfill,sorting glass from plastic,misc processing of waste,
if you have a rinkydinky repair like a bathtub needing a new geejaw,,pay a plumber to put a new one in,ought to be easy to find a small job guy,