 ስለ ድርጅታቸው የሚገልጽ ፕሮፋይል እና ቢያንስ ከሶስት ድርጅቶች ስለሙያ ብቃታቸው የሚያረጋግጥ Testimonials ማቅረብ ይኖርባቸዋል።
Reliable contractors ought to be certified and going to offer you with at least 3 recommendations verifying the quality of their work.